Counterbores

When it comes to creating perfectly countersunk holes in your woodworking projects, counterbores are an essential tool to have in your arsenal. These versatile tools are designed to drill a pilot hole for the screw and then create a larger, flat-bottomed hole to accommodate the screw head. This ensures that the screw sits flush with the surface, giving your project a professional and polished finish. Counterbores come in a variety of sizes to suit different screw sizes and can be used with a drill press or a hand drill. They are typically made from high-speed steel or carbide for durability and precision. Whether you're working on a simple DIY project or a more complex woodworking endeavor, having a quality counterbore in your toolbox will make the job faster and easier. Investing in a high-quality counterbore will not only save you time and effort, but it will also ensure that your projects look professional and well-crafted. So why not add a counterbore to your collection of woodworking tools today? Browse our selection and find the perfect counterbore for your needs.
Accusize Industrial Tools H.S.S. Solid Cap Screw Counterbore Set, 3 Flute,
Accusize Industrial Tools H.S.S. Solid Cap Screw Counterbore Set, 3 Flute, Ebay.com starting at $88.09

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MatontsJack

Rating: 98.1%

11/16" HSS Counterbore - Interchangeable Pilot Type
11/16" HSS Counterbore - Interchangeable Pilot Type Ebay.com starting at $42.30

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Grand Tool Supply

Rating: 99.6%

Severance Tool Shanks Inside Chamfering Mills Radius Deburing Cutter Counterbore
Severance Tool Shanks Inside Chamfering Mills Radius Deburing Cutter Counterbore Ebay.com starting at $175.00

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Cardinal Industrial Tool Surplus

Rating: 100.0%

Shars 21 PC 3 Flute HSS Interchangeable Pilot Counterbore Set New L}
Shars 21 PC 3 Flute HSS Interchangeable Pilot Counterbore Set New L} Ebay.com starting at $89.65

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Discount Machine Shop

Rating: 99.8%

27/32 HIGH SPEED STRAIGHT SHANK COUNTERBORE 144-00054
27/32 HIGH SPEED STRAIGHT SHANK COUNTERBORE 144-00054 Ebay.com starting at $19.70

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wallymachinery

Rating: 99.4%

14Pc HSS Premium Counterbore Set 3 Flute Straight Shank, inch&mm #509S-0007+007M
14Pc HSS Premium Counterbore Set 3 Flute Straight Shank, inch&mm #509S-0007+007M Ebay.com starting at $158.56

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Canada Quality Machine Shop

Rating: 100.0%

Triumph Terrier T15 150cc Very Early Cylinder Head without Dowel Counterbores
Triumph Terrier T15 150cc Very Early Cylinder Head without Dowel Counterbores Ebay.com starting at $87.68

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Greystones Tiger Cub Warehouse

Rating: 99.8%

M3-M16 HSS Counterbore End Mill 4Flute Pilot Slotting Tool Nano Blue Coated 1PC
M3-M16 HSS Counterbore End Mill 4Flute Pilot Slotting Tool Nano Blue Coated 1PC Ebay.com starting at $16.09

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LStools

Rating: 100.0%

National Twist Drill 1-3/8" Back Spotfacer Reverse Counterbore: #.625 3-Spline
National Twist Drill 1-3/8" Back Spotfacer Reverse Counterbore: #.625 3-Spline Ebay.com starting at $20.00

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steelcoasttradingcompany

Rating: 100.0%

(Lot Of 2 ) 11/32” With 3/16” SHANK PILOT FOR COUNTERBORE PILOT
(Lot Of 2 ) 11/32” With 3/16” SHANK PILOT FOR COUNTERBORE PILOT Ebay.com starting at $12.80

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fishfarmen

Rating: 99.6%

Reverse Counterbore Spotface Cutter ~ Aircraft Tools .5 OD .187 ID
Reverse Counterbore Spotface Cutter ~ Aircraft Tools .5 OD .187 ID Ebay.com starting at $7.95

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9PC ASSORTED HSS 1MT & 2MT TAPER SHANK COUNTERBORES 1/4" TO 3/4" WELDON COGSDILL
9PC ASSORTED HSS 1MT & 2MT TAPER SHANK COUNTERBORES 1/4" TO 3/4" WELDON COGSDILL Ebay.com starting at $9.95

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stm_surplus

Rating: 99.8%

23/64" HSS Counterbore - Interchangeable Pilot Type - 2 pieces
23/64" HSS Counterbore - Interchangeable Pilot Type - 2 pieces Ebay.com starting at $53.90

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Grand Tool Supply

Rating: 99.6%

Counterbore & Pilot Lot Gairing Scully Jones Standard Tapered Shank Machinist To
Counterbore & Pilot Lot Gairing Scully Jones Standard Tapered Shank Machinist To Ebay.com starting at $99.99

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Cardinal Industrial Tool Surplus

Rating: 100.0%

M8 CAPSCREW COUNTERBORE STRAIGHT SHANK HIGH SPEED STEEL - NEW!
M8 CAPSCREW COUNTERBORE STRAIGHT SHANK HIGH SPEED STEEL - NEW! Ebay.com starting at $11.00

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SST Industrial Solutions

Rating: 99.9%

PAIR OF HIGH PURITY ALUMINA WIRE GUIDE PULLEY WITH MOUNTING COUNTERBORE No.: 99
PAIR OF HIGH PURITY ALUMINA WIRE GUIDE PULLEY WITH MOUNTING COUNTERBORE No.: 99 Ebay.com starting at $16.00

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Advanced Ceramic Esoterica

Rating: 99.4%

5/64" X 5/32" Counterbore Pilot LOT OF 27 California Aircraft Tool
5/64" X 5/32" Counterbore Pilot LOT OF 27 California Aircraft Tool Ebay.com starting at $15.99

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AIS THINK OUTSIDE THE BIG BOX

Rating: 100.0%

SHARS HSS #8 3 Flute Solid Cap Screw Counterbore NEW !}
SHARS HSS #8 3 Flute Solid Cap Screw Counterbore NEW !} Ebay.com starting at $9.99

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Discount Machine Shop

Rating: 99.8%

Counterbore Steel Bungs for 3/8 Socket Head Bolts by TC Bros
Counterbore Steel Bungs for 3/8 Socket Head Bolts by TC Bros Ebay.com starting at $17.95

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TC Bros.

Rating: 99.5%

for Central Tools 6434 Dial Indicator Cylinder Sleeve Height Counterbore Gauge
for Central Tools 6434 Dial Indicator Cylinder Sleeve Height Counterbore Gauge Ebay.com starting at $137.00

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Inteltool

Rating: 100.0%

VALUE COLLECTION 3 FLUTES STRAIGHT SHANK INTERCHANGEABLE PILOT COUNTERBORE SET
VALUE COLLECTION 3 FLUTES STRAIGHT SHANK INTERCHANGEABLE PILOT COUNTERBORE SET Ebay.com starting at $199.97

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MTR COUNTERBORE SET 1/4 - 1/2 "
MTR COUNTERBORE SET 1/4 - 1/2 " Ebay.com starting at $49.99

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RandC_Inc 2011

Rating: 100.0%

Snappy 1/2" Depth Stop Collar for Gold Screw Countersinks 1/2in Counterbore USA
Snappy 1/2" Depth Stop Collar for Gold Screw Countersinks 1/2in Counterbore USA Ebay.com starting at $8.14

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Bowers Tool

Rating: 100.0%

Arctic Cat Mount, Engine 60 DURO (W/O Counterbore) 0608-404 NEW NOS OEM
Arctic Cat Mount, Engine 60 DURO (W/O Counterbore) 0608-404 NEW NOS OEM Ebay.com starting at $74.95

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Cleveland Twist Drill  Vintage Counterbore Shank Set Missing 3, No. 37
Cleveland Twist Drill Vintage Counterbore Shank Set Missing 3, No. 37 Ebay.com starting at $129.00

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Joseph Fazzio Incorporated

Rating: 99.6%

5298564 (6PACK) | Shim -Liner .020 Counterbore Shim fits Cummins ISX 1997-2015
5298564 (6PACK) | Shim -Liner .020 Counterbore Shim fits Cummins ISX 1997-2015 Ebay.com starting at $28.21

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Gladdeal_ysy

Rating: 98.7%

2 sets of Diamond Need Files 10pcs/set 5-1/2x2x1/8” #550-100
2 sets of Diamond Need Files 10pcs/set 5-1/2x2x1/8” #550-100 Ebay.com starting at $29.00

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CME Tools

Rating: 99.8%

SC280A-16 aircraft HSS counterbore 11/16 interchangeable pilot counter bore .687
SC280A-16 aircraft HSS counterbore 11/16 interchangeable pilot counter bore .687 Ebay.com starting at $24.90

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QUALITY SALES llc

Rating: 100.0%

6 Piece Interchangeable Pilot Counterbore Set HSS 3/16" to 1/2" 3FL 08794018
6 Piece Interchangeable Pilot Counterbore Set HSS 3/16" to 1/2" 3FL 08794018 Ebay.com starting at $98.00

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Industry Recycles

Rating: 99.4%

MOUNT,ENGINE-60 DURO(W/O COUNTERBORE) 0608-404
MOUNT,ENGINE-60 DURO(W/O COUNTERBORE) 0608-404 Ebay.com starting at $64.99

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bagniewski2006

Rating: 96.3%

Reverse Counterbore Spotface Cutter ~ Aircraft Tools .5 OD .125 ID
Reverse Counterbore Spotface Cutter ~ Aircraft Tools .5 OD .125 ID Ebay.com starting at $7.95

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Reverse Counterbore Spotface Cutter ~ Aircraft Tools .375 OD .187 ID
Reverse Counterbore Spotface Cutter ~ Aircraft Tools .375 OD .187 ID Ebay.com starting at $7.95

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Cogsdill Counterbore Burnishing Tool 2.375"-2.875"
Cogsdill Counterbore Burnishing Tool 2.375"-2.875" Ebay.com starting at $120.00

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Bratex Services

Rating: 99.1%

7PCS HSS Counterbore End Mill M3-M12 Pilot Slotting Tool Milling Cutter C#
7PCS HSS Counterbore End Mill M3-M12 Pilot Slotting Tool Milling Cutter C# Ebay.com starting at $28.59

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tudongdeal

Rating: 98.2%

LOT OF 11 ASSORTED HSS INTERCHANGEABLE COUNTERBORES 3/8" TO 1-5/8" CLEVELAND WTC
LOT OF 11 ASSORTED HSS INTERCHANGEABLE COUNTERBORES 3/8" TO 1-5/8" CLEVELAND WTC Ebay.com starting at $9.95

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stm_surplus

Rating: 99.8%

ATI AT488C-12 19/32" Counterbore Cutter. Four Flue. Straight Shank Spotfacer
ATI AT488C-12 19/32" Counterbore Cutter. Four Flue. Straight Shank Spotfacer Ebay.com starting at $14.99

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MyCybermarkets

Rating: 99.5%

1-1/4" HSS Counterbore - Interchangeable Pilot Type
1-1/4" HSS Counterbore - Interchangeable Pilot Type Ebay.com starting at $84.80

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Grand Tool Supply

Rating: 99.6%

LUDWIG HUNGER VDS 2E ELECTRIC VALVE SEAT CUTTER/ RE-FACING MACHINE 35-90 MM
LUDWIG HUNGER VDS 2E ELECTRIC VALVE SEAT CUTTER/ RE-FACING MACHINE 35-90 MM Ebay.com starting at $2,799.00

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marine_shop7

Rating: 99.7%

Rite-Way Carbide Tipped Counterbore 1-1/2" Dia 0.275 Pilot shank hole 20mm Shank
Rite-Way Carbide Tipped Counterbore 1-1/2" Dia 0.275 Pilot shank hole 20mm Shank Ebay.com starting at $19.95

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DB Specialties1

Rating: 100.0%

M3 CAPSCREW COUNTERBORE STRAIGHT SHANK HIGH SPEED STEEL - NEW!
M3 CAPSCREW COUNTERBORE STRAIGHT SHANK HIGH SPEED STEEL - NEW! Ebay.com starting at $7.50

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SST Industrial Solutions

Rating: 99.9%

M4 CAPSCREW COUNTERBORE STRAIGHT SHANK HIGH SPEED STEEL - NEW!
M4 CAPSCREW COUNTERBORE STRAIGHT SHANK HIGH SPEED STEEL - NEW! Ebay.com starting at $5.00

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SST Industrial Solutions

Rating: 99.9%

Mohawk Tools 1-1/4” x .40” Pilot Drill Bit Machinist Counterbore 12-1/2 OAL MT 3
Mohawk Tools 1-1/4” x .40” Pilot Drill Bit Machinist Counterbore 12-1/2 OAL MT 3 Ebay.com starting at $39.99

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Cardinal Industrial Tool Surplus

Rating: 100.0%

39 Piece, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore Set Bright
39 Piece, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore Set Bright Ebay.com starting at $190.00

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(6PACK) 5298564 | Shim -Liner .020 Counterbore Shim fits Cummins ISX 1997-2015
(6PACK) 5298564 | Shim -Liner .020 Counterbore Shim fits Cummins ISX 1997-2015 Ebay.com starting at $25.00

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shome-auto

Rating: 99.5%

11" South Bend Lathe Crossfeed Leadscrew Nut With Counterbore
11" South Bend Lathe Crossfeed Leadscrew Nut With Counterbore Ebay.com starting at $62.00

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jayhawk machinetool

Rating: 100.0%

29/64" HSS Counterbore - Interchangeable Pilot Type
29/64" HSS Counterbore - Interchangeable Pilot Type Ebay.com starting at $34.45

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Grand Tool Supply

Rating: 99.6%

3/16 HIGH SPEED STEEL STRAIGHT SHANK INTERCHANGEABLE PILOT COUNTERBORE 500
3/16 HIGH SPEED STEEL STRAIGHT SHANK INTERCHANGEABLE PILOT COUNTERBORE 500 Ebay.com starting at $28.80

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Tool and Equipment Sales Corp

Rating: 99.7%

New Weldon LGT-8-1 Counterbore #1 Morse Taper For 1/4" Socket Head Cap Screw US
New Weldon LGT-8-1 Counterbore #1 Morse Taper For 1/4" Socket Head Cap Screw US Ebay.com starting at $15.00

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branson-enterprises

Rating: 99.4%

for Central Tools 6434 Sleeve Height Counterbore Counter Bore Gauge Range: 0-1"
for Central Tools 6434 Sleeve Height Counterbore Counter Bore Gauge Range: 0-1" Ebay.com starting at $136.60

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Automotive Boat Parts Tool Workshop

Rating: 98.2%

MACHINIST  LATHE MILL Machinist Lot of Counterbore Counter Bore End MIlls DrW
MACHINIST LATHE MILL Machinist Lot of Counterbore Counter Bore End MIlls DrW Ebay.com starting at $62.99

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gigigirl111

Rating: 99.4%

HSS Counterbore End Mill M3-M16 CNC Milling Cutter Pilot Slotting Bit Tool Set
HSS Counterbore End Mill M3-M16 CNC Milling Cutter Pilot Slotting Bit Tool Set Ebay.com starting at $38.94

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XCAN-US001

Rating: 99.4%

Eclipse Twist Lock Counterbore Cutter holder mill PILOT Tip tool 3/16 x 1/2"
Eclipse Twist Lock Counterbore Cutter holder mill PILOT Tip tool 3/16 x 1/2" Ebay.com starting at $7.28

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DJ Machinery

Rating: 100.0%

1/2 IN DIAMETER HSS SPLINE DRIVE COUNTERBORE 3/16 PILOT HOLE 4 FL (B-2-10-5-28)
1/2 IN DIAMETER HSS SPLINE DRIVE COUNTERBORE 3/16 PILOT HOLE 4 FL (B-2-10-5-28) Ebay.com starting at $31.70

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L and N ENTERPRISES

Rating: 99.4%

1-1/8" CAPSCREW Counterbore CARBIDE Milling Cutter Tool Mini Morse Taper shank
1-1/8" CAPSCREW Counterbore CARBIDE Milling Cutter Tool Mini Morse Taper shank Ebay.com starting at $22.85

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DJ Machinery

Rating: 100.0%

7/16 HIGH SPEED STRAIGHT SHANK CAP SCREW COUNTERBORE 144-50028
7/16 HIGH SPEED STRAIGHT SHANK CAP SCREW COUNTERBORE 144-50028 Ebay.com starting at $13.96

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wallymachinery

Rating: 99.4%

UNION .9423 DIA COUNTERBORE 4 FL BROWN & SHARPE TAPER NO 7 B&S #7 15/16 HSS
UNION .9423 DIA COUNTERBORE 4 FL BROWN & SHARPE TAPER NO 7 B&S #7 15/16 HSS Ebay.com starting at $29.99

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M and J Tooling

Rating: 99.9%

Snappy Flat Bottom Counterbore Countersink 5/16 in. Drill Bit x 1" Bore USA MADE
Snappy Flat Bottom Counterbore Countersink 5/16 in. Drill Bit x 1" Bore USA MADE Ebay.com starting at $34.99

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Bowers Tool

Rating: 100.0%

2 PC INDEXABLE COUNTERBORES ABOUT 1 3/4 CUTTING DIA 1 1/4 SHANK 3 FLUTES 1.75
2 PC INDEXABLE COUNTERBORES ABOUT 1 3/4 CUTTING DIA 1 1/4 SHANK 3 FLUTES 1.75 Ebay.com starting at $49.99

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M and J Tooling

Rating: 99.9%

HCT 3/8 x 5/8 HSS STEP / COUNTERBORE TWIST DRILL BIT 251040C33750-D 1/2 SHANK
HCT 3/8 x 5/8 HSS STEP / COUNTERBORE TWIST DRILL BIT 251040C33750-D 1/2 SHANK Ebay.com starting at $19.99

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M and J Tooling

Rating: 99.9%

9mm 9-Port 1/2-28 Muzzle Brake Compensator Anodize Black - no counterbore
9mm 9-Port 1/2-28 Muzzle Brake Compensator Anodize Black - no counterbore Ebay.com starting at $50.00

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KT Crafts LLC

Rating: 99.5%

LOT OF ASSORTED PARALLELS 5/16 - .812 "
LOT OF ASSORTED PARALLELS 5/16 - .812 " Ebay.com starting at $19.99

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RandC_Inc 2011

Rating: 100.0%

Eclipse Twist Lock Counterbore replaceable PILOT 3/16 shank  17/64 .256 diameter
Eclipse Twist Lock Counterbore replaceable PILOT 3/16 shank 17/64 .256 diameter Ebay.com starting at $6.95

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DJ Machinery

Rating: 100.0%

Snappy Flat Bottom Counterbore Countersink 1/2 in. Drill Bit x 1" Bore USA MADE
Snappy Flat Bottom Counterbore Countersink 1/2 in. Drill Bit x 1" Bore USA MADE Ebay.com starting at $35.99

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Bowers Tool

Rating: 100.0%

1pc 3-FLUTE SOLID PILOT COUNTERBORE 3/8"
1pc 3-FLUTE SOLID PILOT COUNTERBORE 3/8" Ebay.com starting at $25.99

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MEITONG INDUSTRIAL SUPPLY CO

Rating: 100.0%

1pc 3-FLUTE SOLID PILOT COUNTERBORE 5/16"
1pc 3-FLUTE SOLID PILOT COUNTERBORE 5/16" Ebay.com starting at $19.99

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MEITONG INDUSTRIAL SUPPLY CO

Rating: 100.0%

Cleveland 3/8 pilot 1/4" shank counterbore USA (928-4-40)
Cleveland 3/8 pilot 1/4" shank counterbore USA (928-4-40) Ebay.com starting at $12.99

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Bandsaw Guru

Rating: 98.5%

Irontite 425-6412-10 Counterbore & Tapered Reamer (carbide) -GM-Detroit Diesel
Irontite 425-6412-10 Counterbore & Tapered Reamer (carbide) -GM-Detroit Diesel Ebay.com starting at $310.00

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Pilot Counterbore End Mill Cutters Mould Solid Slot Drill Bit Slotting Tool 1PC
Pilot Counterbore End Mill Cutters Mould Solid Slot Drill Bit Slotting Tool 1PC Ebay.com starting at $15.29

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Cosplaymix

Rating: 99.2%

Snappy Flat Bottom Counterbore Countersink 7/16 in. Drill Bit x 1" Bore USA MADE
Snappy Flat Bottom Counterbore Countersink 7/16 in. Drill Bit x 1" Bore USA MADE Ebay.com starting at $35.49

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Bowers Tool

Rating: 100.0%

California Aircraft Tool Counterbore CA4015 HS 31/64 x 1/8 Pilot Hole
California Aircraft Tool Counterbore CA4015 HS 31/64 x 1/8 Pilot Hole Ebay.com starting at $9.00

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AEROTECH Industrial Surplus

Rating: 100.0%

National Twist Drill 1" Back Spotfacer Reverse Counterbore: #500 3-Spline Drive
National Twist Drill 1" Back Spotfacer Reverse Counterbore: #500 3-Spline Drive Ebay.com starting at $20.00

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steelcoasttradingcompany

Rating: 100.0%

1/5/7PCS 4Flute Pilot Slotting Tool for Milling M3-M16 HSS Counterbore End Mill
1/5/7PCS 4Flute Pilot Slotting Tool for Milling M3-M16 HSS Counterbore End Mill Ebay.com starting at $11.73

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PTcolletion

Rating: 100.0%

Cobalt Two Step Drill Bit Screw Counterbore Twist Countersink Chamfer Drill Bit
Cobalt Two Step Drill Bit Screw Counterbore Twist Countersink Chamfer Drill Bit Ebay.com starting at $15.46

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Exclusive Value Hub

Rating: 98.1%

Aircraft Counterbore  3/4 x 3/16 in FYR Macedonia
Aircraft Counterbore 3/4 x 3/16 in FYR Macedonia Ebay.com starting at $19.99

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BuyFromFernny

Rating: 100.0%

Peterson Seat & Guide Machine Valve Seat Adjustable Counterbore Cutter 1.25" USA
Peterson Seat & Guide Machine Valve Seat Adjustable Counterbore Cutter 1.25" USA Ebay.com starting at $400.00

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6434 Dial Indicator Cylinder Sleeve Height Counterbore Gauge For All Diesel
6434 Dial Indicator Cylinder Sleeve Height Counterbore Gauge For All Diesel Ebay.com starting at $135.51

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cshauauto

Rating: 96.6%

M6 X 6.6MM HSS 3 FLUTE STRAIGHT SHANK SOLID PILOT COUNTERBORE (2007-0060)
M6 X 6.6MM HSS 3 FLUTE STRAIGHT SHANK SOLID PILOT COUNTERBORE (2007-0060) Ebay.com starting at $13.68

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H&H Industrial Products

Rating: 99.6%

(3) HTC TOOL 1" x 1-1/4" CARBIDE TIPPED COUNTERBORE, 3MT SHANK
(3) HTC TOOL 1" x 1-1/4" CARBIDE TIPPED COUNTERBORE, 3MT SHANK Ebay.com starting at $29.99

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arndtinc

Rating: 98.9%

3/16" HSS Counterbore - Interchangeable Pilot Type
3/16" HSS Counterbore - Interchangeable Pilot Type Ebay.com starting at $36.40

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Grand Tool Supply

Rating: 99.6%

2" HSS Counterbore - Interchangeable Pilot Type - Taper Shank
2" HSS Counterbore - Interchangeable Pilot Type - Taper Shank Ebay.com starting at $181.30

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Grand Tool Supply

Rating: 99.6%

CLEVELAND TWIST DRILL Counterbore and Spot Facers & Pilot's 1/4"-1" Set #39 USA
CLEVELAND TWIST DRILL Counterbore and Spot Facers & Pilot's 1/4"-1" Set #39 USA Ebay.com starting at $429.95

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West Slope Inc

Rating: 100.0%

Komet SID Metric Counterbore Set Morse Taper 2 Shank 4 Cutters W/ Pilots In Case
Komet SID Metric Counterbore Set Morse Taper 2 Shank 4 Cutters W/ Pilots In Case Ebay.com starting at $450.00

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Cardinal Industrial Tool Surplus

Rating: 100.0%

Weldon Counterbore Set Lot Of 4pc #6-1/4 Screw Tu- Lip Machinist Tool Maker
Weldon Counterbore Set Lot Of 4pc #6-1/4 Screw Tu- Lip Machinist Tool Maker Ebay.com starting at $89.99

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Cardinal Industrial Tool Surplus

Rating: 100.0%

7/8 HIGH SPEED STEEL STRAIGHT SHANK INTERCHANGEABLE PILOT COUNTERBORE 500
7/8 HIGH SPEED STEEL STRAIGHT SHANK INTERCHANGEABLE PILOT COUNTERBORE 500 Ebay.com starting at $43.38

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Tool and Equipment Sales Corp

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M6 CAPSCREW COUNTERBORE STRAIGHT SHANK - NEW
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SST Industrial Solutions

Rating: 99.9%

7PC SAE CAPSCREW COUNTERBORE SET STRAIGHT SHANK #6-1/2" HSS
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1 Pc. HSS JOBBERS STEP DRILL COUNTERBORE FOR 1/4” CAP SCREWS. USA. (loc J8)
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Rating: 99.8%

17/64" HSS Counterbore - Interchangeable Pilot Type - 2 pieces
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Grand Tool Supply

Rating: 99.6%

13/32" HSS Counterbore - Interchangeable Pilot Type - 2 pieces
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Grand Tool Supply

Rating: 99.6%

31/64" HSS Counterbore - Interchangeable Pilot Type - 2 pieces
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Grand Tool Supply

Rating: 99.6%

21/32" HSS Counterbore - Interchangeable Pilot Type
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Counterbore End Mill M5 Cap Screws Expand Holes 4 Flutes 9mm Cutting Dia
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buonshopping

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5 PIECE 10mm Adjustable Counterbore Countersink Bits Countersunk Drill Bit
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Red's Woodworking

Rating: 99.8%

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L and N ENTERPRISES

Rating: 99.4%

Alvord Polk Tool C-ACBSS-01 Adjustable Capscrew Counterbore Straight Shank 61000
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z50com

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