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.
Scully & Jones Quick Change Counterbore  #2 Stub Morse Taper Shank 1-1/4" Dia.
Scully & Jones Quick Change Counterbore #2 Stub Morse Taper Shank 1-1/4" Dia. Ebay.com starting at $24.95

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Bratex Services

Rating: 99.1%

Gairing C12 Quick Change HSS 1/2" Hex Drive Counterbore 3/4" Diameter
Gairing C12 Quick Change HSS 1/2" Hex Drive Counterbore 3/4" Diameter Ebay.com starting at $24.95

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Bratex Services

Rating: 99.1%

Gairing C12 Quick Change HSS 1/2" Hex Drive Counterbore 7/8" Diameter
Gairing C12 Quick Change HSS 1/2" Hex Drive Counterbore 7/8" Diameter Ebay.com starting at $24.95

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Bratex Services

Rating: 99.1%

USED METCUT HSS STRAIGHT SHANK COUNTERBORE 2-1/16" (SHANK: 3/4")
USED METCUT HSS STRAIGHT SHANK COUNTERBORE 2-1/16" (SHANK: 3/4") Ebay.com starting at $65.00

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used tooling

Rating: 100.0%

USED 1PC. COUNTERBORE PILOT 7/8" X 5/16" X 3-5/8"
USED 1PC. COUNTERBORE PILOT 7/8" X 5/16" X 3-5/8" Ebay.com starting at $9.50

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used tooling

Rating: 100.0%

Gairing C14 Quick Change HSS Hex Drive Counterbore 3pc Set #4 Morse Taper Shank
Gairing C14 Quick Change HSS Hex Drive Counterbore 3pc Set #4 Morse Taper Shank Ebay.com starting at $99.95

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Bratex Services

Rating: 99.1%

Gairing C13 Quick Change HSS 3/4" Hex Drive Counterbore 1-3/4" Diameter
Gairing C13 Quick Change HSS 3/4" Hex Drive Counterbore 1-3/4" Diameter Ebay.com starting at $24.95

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Rating: 99.1%

USED ECLIPSE #2 PIN DRIVE HSS COUNTERBORE 1-5/16" (1.312)  413-4276 high speed
USED ECLIPSE #2 PIN DRIVE HSS COUNTERBORE 1-5/16" (1.312) 413-4276 high speed Ebay.com starting at $40.00

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used tooling

Rating: 100.0%

Morse 25824  19/32" Interchangeable Pilot Counterbore, Short Series, HSS
Morse 25824 19/32" Interchangeable Pilot Counterbore, Short Series, HSS Ebay.com starting at $44.95

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General Tool And Supply Company

Rating: 100.0%

Gairing C12 Quick Change HSS 1/2" Hex Drive Counterbore 11/16" Diameter
Gairing C12 Quick Change HSS 1/2" Hex Drive Counterbore 11/16" Diameter Ebay.com starting at $24.95

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Bratex Services

Rating: 99.1%

2pcs 1.063" 27mm carbide tipped spotfacer counterbore w/pilot hole Hannibal RWK
2pcs 1.063" 27mm carbide tipped spotfacer counterbore w/pilot hole Hannibal RWK Ebay.com starting at $24.99

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goodguys101

Rating: 99.6%

USED METCUT #5MT TAPER SHANK PIN DRIVE COUNTERBORE HOLDER 300-4530
USED METCUT #5MT TAPER SHANK PIN DRIVE COUNTERBORE HOLDER 300-4530 Ebay.com starting at $60.00

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used tooling

Rating: 100.0%

TTC 25/64" HSS Straight Shank Short Series Counterbore
TTC 25/64" HSS Straight Shank Short Series Counterbore Ebay.com starting at $44.19

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traverstoolco

Rating: 99.7%

TTC 3/16" HSS Straight Shank Short Series Counterbore
TTC 3/16" HSS Straight Shank Short Series Counterbore Ebay.com starting at $37.51

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traverstoolco

Rating: 99.7%

ECLIPSE-RADIAL DRIVE COUNTERBORE - 3" WITH 1 1/4-PILOT-MACHINIST  EC 350 6 flt.
ECLIPSE-RADIAL DRIVE COUNTERBORE - 3" WITH 1 1/4-PILOT-MACHINIST EC 350 6 flt. Ebay.com starting at $48.00

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AZTEC TOOLS

Rating: 100.0%

ECLIPSE -MACHINIST -AIRCRAFT -PIN DRIVE COUNTERBORE - t. 2 5/8" NEW
ECLIPSE -MACHINIST -AIRCRAFT -PIN DRIVE COUNTERBORE - t. 2 5/8" NEW Ebay.com starting at $46.00

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AZTEC TOOLS

Rating: 100.0%

2-PCS- ECLIPSE RADIAL PIN DRIVE COUNTERBORE/FACERS  2.240" DIA
2-PCS- ECLIPSE RADIAL PIN DRIVE COUNTERBORE/FACERS 2.240" DIA Ebay.com starting at $42.50

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AZTEC TOOLS

Rating: 100.0%

ECLIPSE -PIN DRIVE COUNTERBORE - 2 1/8"   4139322 6-FLUTE.
ECLIPSE -PIN DRIVE COUNTERBORE - 2 1/8" 4139322 6-FLUTE. Ebay.com starting at $40.00

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AZTEC TOOLS

Rating: 100.0%

M10 10mm Metric Capscrew Counterbore High Speed Steel Parallel Shank Straight
M10 10mm Metric Capscrew Counterbore High Speed Steel Parallel Shank Straight Ebay.com starting at $23.21

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toolinghub

Rating: 95.7%

Countersink drill counterbore 5-Pc set CENTURY DRILL & TOOL #4,6,8,10,12
Countersink drill counterbore 5-Pc set CENTURY DRILL & TOOL #4,6,8,10,12 Ebay.com starting at $35.99

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Cleveland 1-7/8" 5-Flute 879 HSS Counterbore 1-1/2" Shank 7/16" Pilot 8-1/8 OAL
Cleveland 1-7/8" 5-Flute 879 HSS Counterbore 1-1/2" Shank 7/16" Pilot 8-1/8 OAL Ebay.com starting at $175.00

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The Hunter Gatherer

Rating: 100.0%

M4 4mm Metric Capscrew Counterbore High Speed Steel Parallel Shank Straight
M4 4mm Metric Capscrew Counterbore High Speed Steel Parallel Shank Straight Ebay.com starting at $16.36

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toolinghub

Rating: 95.7%

Japan Brand HSS Counterbore Pilot Cutter M8 Shank Dia 12mm Counterbore Cutter
Japan Brand HSS Counterbore Pilot Cutter M8 Shank Dia 12mm Counterbore Cutter Ebay.com starting at $5.98

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Hengyou Tools

Rating: 100.0%

Johnson Carbide Products Solid carbide 15mm counterbore 6mm pilot reamer (@D69)
Johnson Carbide Products Solid carbide 15mm counterbore 6mm pilot reamer (@D69) Ebay.com starting at $21.99

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goodguys101

Rating: 99.6%

1757  MORSE 627 x 375 Straight Shank Machine Screw Counterbore HSS 1 pcs
1757 MORSE 627 x 375 Straight Shank Machine Screw Counterbore HSS 1 pcs Ebay.com starting at $29.95

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KEO 55241 Tool Precision Cap Screw Counterbore Set #6 #8 #10, 1/4" 5/16 3/8 1/2"
KEO 55241 Tool Precision Cap Screw Counterbore Set #6 #8 #10, 1/4" 5/16 3/8 1/2" Ebay.com starting at $411.99

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OneClickWarehouse

Rating: 99.3%

Carbide Tipped Porting Tool 3/4" Shank .80" Pilot - 1.625" Counterbore
Carbide Tipped Porting Tool 3/4" Shank .80" Pilot - 1.625" Counterbore Ebay.com starting at $100.00

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Bratex Services

Rating: 99.1%

Carbide Tipped Porting Tool 1/2" Shank  .50" Pilot - .75" Counterbore
Carbide Tipped Porting Tool 1/2" Shank .50" Pilot - .75" Counterbore Ebay.com starting at $70.00

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Bratex Services

Rating: 99.1%

1/2 X 17/32 HIGH SPEED STEEL 3 FLUTE SOLID PILOT COUNTERBORE (2007-0032)
1/2 X 17/32 HIGH SPEED STEEL 3 FLUTE SOLID PILOT COUNTERBORE (2007-0032) Ebay.com starting at $17.81

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H&H Industrial Products

Rating: 99.6%

Japan Brand HSS Counterbore Pilot Cutter M6 Shank Dia 10mm Counterbore Cutter
Japan Brand HSS Counterbore Pilot Cutter M6 Shank Dia 10mm Counterbore Cutter Ebay.com starting at $5.80

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Hengyou Tools

Rating: 100.0%

60pcs M3 Counterbore Washers, 8mm/0.31inch Aluminum Alloy for RC, Hot Pink
60pcs M3 Counterbore Washers, 8mm/0.31inch Aluminum Alloy for RC, Hot Pink Ebay.com starting at $12.97

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22newcentury

Rating: 99.1%

50pcs M6 Counterbore Washers, 13.8mm/0.54inch Aluminum Alloy for RC, Hot Pink
50pcs M6 Counterbore Washers, 13.8mm/0.54inch Aluminum Alloy for RC, Hot Pink Ebay.com starting at $13.80

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22newcentury

Rating: 99.1%

20pcs M8 Counterbore Washers, 18mm/0.71inch Aluminum Alloy for RC, Navy Blue
20pcs M8 Counterbore Washers, 18mm/0.71inch Aluminum Alloy for RC, Navy Blue Ebay.com starting at $12.16

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22newcentury

Rating: 99.1%

3-Flute Flat Bottom Counterbore - 1/8 Inch x 3/8 Inch - TiN Coated Twist Drill
3-Flute Flat Bottom Counterbore - 1/8 Inch x 3/8 Inch - TiN Coated Twist Drill Ebay.com starting at $35.99

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BalfourBooks

Rating: 98.7%

METCUT 1-1/4" INDEXABLE COUNTERBORE w/ 3/4" SHANK - #7810-0116
METCUT 1-1/4" INDEXABLE COUNTERBORE w/ 3/4" SHANK - #7810-0116 Ebay.com starting at $69.99

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xpresstoolsinc

Rating: 100.0%

FastenMaster Cortex For Fascia 1 3/4" 50LF Qty 100 Counterbore & Torx Tools
FastenMaster Cortex For Fascia 1 3/4" 50LF Qty 100 Counterbore & Torx Tools Ebay.com starting at $23.99

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7 Pc Metric Hss Solid Capscrew Counterbore Set, 3 Flute, Straight Shank, 508S-00
7 Pc Metric Hss Solid Capscrew Counterbore Set, 3 Flute, Straight Shank, 508S-00 Ebay.com starting at $114.02

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Francocrest Bargain Shop

Rating: 97.5%

NOS! CLEVELAND 15/16" COUNTERBORE, 3-FLUTE, 3MT
NOS! CLEVELAND 15/16" COUNTERBORE, 3-FLUTE, 3MT Ebay.com starting at $19.99

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arndtinc

Rating: 98.9%

New 1pc M6=6.2*10.4  HSS Straight Shank Solid Pilot Counterbore Drill
New 1pc M6=6.2*10.4 HSS Straight Shank Solid Pilot Counterbore Drill Ebay.com starting at $11.99

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tybestworld0924

Rating: 100.0%

New 1pc M10=10.3*16.8  HSS Straight Shank Solid Pilot Counterbore Drill
New 1pc M10=10.3*16.8 HSS Straight Shank Solid Pilot Counterbore Drill Ebay.com starting at $14.99

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tybestworld0924

Rating: 100.0%

New 1pc M16=16.5*26  HSS Straight Shank Solid Pilot Counterbore Drill
New 1pc M16=16.5*26 HSS Straight Shank Solid Pilot Counterbore Drill Ebay.com starting at $22.99

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tybestworld0924

Rating: 100.0%

COUNTERBORE PILOT NEW 1/4 DIAMETER 5/32 SHAFT
COUNTERBORE PILOT NEW 1/4 DIAMETER 5/32 SHAFT Ebay.com starting at $8.00

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Jaymarts Bricks N Stuff

Rating: 100.0%

Harvey Tool 17/64" 4 Flute Carbide Counterbore 5/16" Shank 23417-C3 (LOC2888C)
Harvey Tool 17/64" 4 Flute Carbide Counterbore 5/16" Shank 23417-C3 (LOC2888C) Ebay.com starting at $39.95

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Superior Machine Tools

Rating: 99.9%

Harvey Tool 3/8" 4 Flute Carbide Counter Bore 3/8" Shank 23424 (LOC1391B)
Harvey Tool 3/8" 4 Flute Carbide Counter Bore 3/8" Shank 23424 (LOC1391B) Ebay.com starting at $29.95

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Superior Machine Tools

Rating: 99.9%

K-TOOL COUNTERBORE CHAMFER TOOL B-8205 insert index custom usa coolant thru USA
K-TOOL COUNTERBORE CHAMFER TOOL B-8205 insert index custom usa coolant thru USA Ebay.com starting at $49.99

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Fenton Tool

Rating: 100.0%

1 - 15/32" x 1/8" Counter Bore NWT534-8 -  Aircraft Tools
1 - 15/32" x 1/8" Counter Bore NWT534-8 - Aircraft Tools Ebay.com starting at $8.00

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Rosette's Market

Rating: 100.0%

3/16" (.1875) Carbide Flat Bottom Counterbore 3/4" LOC. Harvey Tool #25512 NOS
3/16" (.1875) Carbide Flat Bottom Counterbore 3/4" LOC. Harvey Tool #25512 NOS Ebay.com starting at $34.95

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All Chucked Up

Rating: 100.0%

Three Flute HSS Solid Pilot Counterbore 7/16" Dia;5/16" Pilot x 1/2" Shank LIA
Three Flute HSS Solid Pilot Counterbore 7/16" Dia;5/16" Pilot x 1/2" Shank LIA Ebay.com starting at $6.25

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Towers Metalworks

Rating: 99.5%

NEW ZIMMER 402-17 Trochanteric Counterbore 17mm Diameter 11 1/2" Long
NEW ZIMMER 402-17 Trochanteric Counterbore 17mm Diameter 11 1/2" Long Ebay.com starting at $45.95

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Eagle Enterprises

Rating: 100.0%

REVERSE COUTERBORE 1.0 INCH DIAMETER 3/8'S SHAFT NEW
REVERSE COUTERBORE 1.0 INCH DIAMETER 3/8'S SHAFT NEW Ebay.com starting at $124.50

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Jaymarts Bricks N Stuff

Rating: 100.0%

COUNTERBORE PILOT NEW 5/16 DIAMETER 11/64 DIAMETER SHAFT
COUNTERBORE PILOT NEW 5/16 DIAMETER 11/64 DIAMETER SHAFT Ebay.com starting at $7.50

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Jaymarts Bricks N Stuff

Rating: 100.0%

Cummins NH855 NT855 Counterbore Diesel Engine Shop Service Repair Manual 14.0L
Cummins NH855 NT855 Counterbore Diesel Engine Shop Service Repair Manual 14.0L Ebay.com starting at $167.66

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manualbasket

Rating: 97.5%

(4) Asstd Pro-Cut cap screw counterbores & endmill
(4) Asstd Pro-Cut cap screw counterbores & endmill Ebay.com starting at $22.99

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Interzone

Rating: 100.0%

Harvey 23408, 1/8" Diameter Carbide Flat Bottom Counterbore, 1/2" Flute Length
Harvey 23408, 1/8" Diameter Carbide Flat Bottom Counterbore, 1/2" Flute Length Ebay.com starting at $18.00

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7/8 x 3/16 pilot HOLE AT HSS Counterbore with a 3/16 x 5/16 pilot  NEW
7/8 x 3/16 pilot HOLE AT HSS Counterbore with a 3/16 x 5/16 pilot NEW Ebay.com starting at $32.00

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Jaymarts Bricks N Stuff

Rating: 100.0%

(2) Everede Beveled Counterbore 0.233” & 0.375” Pilot -1-1/4 OD (Loc:1-E2)
(2) Everede Beveled Counterbore 0.233” & 0.375” Pilot -1-1/4 OD (Loc:1-E2) Ebay.com starting at $29.99

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Lathes, Mills & Tooling

Rating: 99.8%

15/32" HSS Counterbore - Interchangeable Pilot Type
15/32" HSS Counterbore - Interchangeable Pilot Type Ebay.com starting at $34.45

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Grand Tool Supply

Rating: 99.6%

27/32" HSS Counterbore - Interchangeable Pilot Type
27/32" HSS Counterbore - Interchangeable Pilot Type Ebay.com starting at $47.35

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Grand Tool Supply

Rating: 99.6%

1-7/16" HSS Counterbore - Interchangeable Pilot Type
1-7/16" HSS Counterbore - Interchangeable Pilot Type Ebay.com starting at $103.40

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Grand Tool Supply

Rating: 99.6%

13/32" HSS Counterbore - Interchangeable Pilot Type - Taper Shank
13/32" HSS Counterbore - Interchangeable Pilot Type - Taper Shank Ebay.com starting at $34.50

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Grand Tool Supply

Rating: 99.6%

7/16" HSS Counterbore - Interchangeable Pilot Type - Taper Shank
7/16" HSS Counterbore - Interchangeable Pilot Type - Taper Shank Ebay.com starting at $34.50

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Grand Tool Supply

Rating: 99.6%

9/16" HSS Counterbore - Interchangeable Pilot Type - Taper Shank
9/16" HSS Counterbore - Interchangeable Pilot Type - Taper Shank Ebay.com starting at $44.60

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Grand Tool Supply

Rating: 99.6%

5/8" HSS Counterbore - Interchangeable Pilot Type - Taper Shank
5/8" HSS Counterbore - Interchangeable Pilot Type - Taper Shank Ebay.com starting at $39.45

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Grand Tool Supply

Rating: 99.6%

3/4" HSS Counterbore - Interchangeable Pilot Type - Taper Shank
3/4" HSS Counterbore - Interchangeable Pilot Type - Taper Shank Ebay.com starting at $53.35

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Grand Tool Supply

Rating: 99.6%

15/16" HSS Counterbore - Interchangeable Pilot Type - Taper Shank
15/16" HSS Counterbore - Interchangeable Pilot Type - Taper Shank Ebay.com starting at $60.05

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Grand Tool Supply

Rating: 99.6%

1-1/4" HSS Counterbore - Interchangeable Pilot Type - Taper Shank
1-1/4" HSS Counterbore - Interchangeable Pilot Type - Taper Shank Ebay.com starting at $87.25

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Grand Tool Supply

Rating: 99.6%

1-5/16" HSS Counterbore - Interchangeable Pilot Type - Taper Shank
1-5/16" HSS Counterbore - Interchangeable Pilot Type - Taper Shank Ebay.com starting at $89.95

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Grand Tool Supply

Rating: 99.6%

1-3/4" HSS Counterbore - Interchangeable Pilot Type - Taper Shank
1-3/4" HSS Counterbore - Interchangeable Pilot Type - Taper Shank Ebay.com starting at $149.20

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Grand Tool Supply

Rating: 99.6%

2-1/4" HSS Counterbore - Interchangeable Pilot Type - Taper Shank
2-1/4" HSS Counterbore - Interchangeable Pilot Type - Taper Shank Ebay.com starting at $238.50

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Grand Tool Supply

Rating: 99.6%

NOS! SPEC TOOL SOLID CARBIDE COUNTERBORE TYPE CUTTER DRILL, 20061-SPT
NOS! SPEC TOOL SOLID CARBIDE COUNTERBORE TYPE CUTTER DRILL, 20061-SPT Ebay.com starting at $8.99

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arndtinc

Rating: 98.9%

WELDON TU-LIP 3/8" SCREW HSS COUNTERBORE STRAIGHT SHANK LGS14
WELDON TU-LIP 3/8" SCREW HSS COUNTERBORE STRAIGHT SHANK LGS14 Ebay.com starting at $15.99

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West Slope Inc

Rating: 100.0%

5/8 X 1-3/4" COUNTERBORE SCREWS 12 POINT BLACK 10CT (MK)
5/8 X 1-3/4" COUNTERBORE SCREWS 12 POINT BLACK 10CT (MK) Ebay.com starting at $15.00

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pops_tools_and_more

Rating: 99.4%

Exact M8 HSS COUNTERBORE DRILL BIT 15mm Cutter Diameter, 12.5mm Plain Shank
Exact M8 HSS COUNTERBORE DRILL BIT 15mm Cutter Diameter, 12.5mm Plain Shank Ebay.com starting at $92.32

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itsalovelydayforshopping

Rating: 98.1%

Rock River Tool 0.945" 3 Flute Carbide tip counterbore 3/4" straight shank
Rock River Tool 0.945" 3 Flute Carbide tip counterbore 3/4" straight shank Ebay.com starting at $24.75

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5/16" HSS Taper Shank Interchangeable Pilot Counterbore 1MT 3/32" Pilot
5/16" HSS Taper Shank Interchangeable Pilot Counterbore 1MT 3/32" Pilot Ebay.com starting at $15.15

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Zeitlin Industrial Supply

Rating: 99.7%

Piloted Counterbore 15/32 Pilot, 11/16 Dia. 3 Flute HSS (C1)
Piloted Counterbore 15/32 Pilot, 11/16 Dia. 3 Flute HSS (C1) Ebay.com starting at $11.50

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Blade type spot facer or counter bore 17/32 arbor, 23/32 dia. blade (C16)
Blade type spot facer or counter bore 17/32 arbor, 23/32 dia. blade (C16) Ebay.com starting at $10.00

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Blade type spot facer or counter bore 13/32 arbor, 9/32 dia. blade (C18)
Blade type spot facer or counter bore 13/32 arbor, 9/32 dia. blade (C18) Ebay.com starting at $10.00

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ProCut 1-3/8" HSS Taper Shank Interchangeable Pilot Counterbore 3MT
ProCut 1-3/8" HSS Taper Shank Interchangeable Pilot Counterbore 3MT Ebay.com starting at $42.99

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Zeitlin Industrial Supply

Rating: 99.7%

5298564 6× | Shim -Liner .020 Counterbore Shim fits Cummins ISX 1997-2015
5298564 6× | Shim -Liner .020 Counterbore Shim fits Cummins ISX 1997-2015 Ebay.com starting at $22.05

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AUTOUP

Rating: 99.6%

11/32 Counterbore Carbide Tip 1MT Shank Made In USA Lexington Cutter New
11/32 Counterbore Carbide Tip 1MT Shank Made In USA Lexington Cutter New Ebay.com starting at $22.99

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Toys n Tools Inc

Rating: 99.8%

5/8'' Counterbore 3/16 Pilot Dia. 1/2 Shank Whitney Tool #CBIP0625, New
5/8'' Counterbore 3/16 Pilot Dia. 1/2 Shank Whitney Tool #CBIP0625, New Ebay.com starting at $56.99

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Inline Tool

Rating: 100.0%

15/16" COUNTERBORE INTERCHANGABLE PILOT, 2MT SHANK. USA W&B
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Toys n Tools Inc

Rating: 99.8%

.750'' Pilot * 1.138" approx. dia. * DTC HSS Counterbore Cutter * MT3 3MT Shank
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Rating: 100.0%

Quick Change CTW #2 T-1 * 11/16" Dia. Counterbore w/ 3/8" Interchangeable Pilot
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NEW lot of 3 TIME-SERT M12 x 1.75 counterbore 32172
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TMCO TOOLS RCB1375 - 1.375 INDEXABLE COUNTERBORE TOOL
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Toys n Tools Inc

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P&W Solid Counterbore for 5/16" Screw - 5/16" Pilot No. 1 HS-34 W-2 USA .3125"
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West Slope Inc

Rating: 100.0%

P&W Solid Counterbore for 1/4" Screw - 1/4" Pilot No. 1 HS-34 Y-6 USA .25"
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Rating: 100.0%

Porting Tool 0.848″ Spotface Dia 1/4″ Tube OD Reamer 7/16-2″ Port HSS USA
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1” Counterbore Carbide Tipped 3/4” Shank River Rock Tool 251032 New 🇺🇸
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F&D TOOL 1-5/8   COUNTERBORE PILOT HOLE 7/16 MODEL 26884   LOC4533
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15/16 Counterbore 2MT Taper Shank Arbor, Cutter & Pilot 🇺🇸 W&B Excellent
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Morse Taper Shank High Speed Steel Counterbore 1-3/4" w/ #4 morse taper
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TMCO TOOLS, RCB1312 , PART NO8007248083 , 1.312", INSERT KEY 370/T7 , 4-1/2" OAL
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F & D AIRCRAFT COUNTERBORE W/ INTERCHANGEABLE PILOT 7/8" DIA. 5-3/8" OAL
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CLEVELAND AIRCRAFT COUNTERBORE W/ INTERCHANGEABLE PILOT 9/16" DIA. 5-1/4" OAL
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 AIRCRAFT COUNTERBORE W/ INTERCHANGEABLE PILOT, 3/4", OAL 1-7/8"
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Rating: 99.1%


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