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Counterbores & Porting Tools

Combination Drill & Counterbores

Counterbore Pilots

Interchangeable Pilot Counterbores

Porting Tools

Reverse Counterbores

Solid Pilot Counterbores

Showing 37 items

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Alvord-Polk Incorporated BL5403004 Counterbore, #5 Screw, Cap Screw, 4-1/8 in Overall Length, Right Hand Cutting
Alvord-Polk Incorporated
Alvord-Polk Incorporated BL5403004 Counterbore, #5 Screw, Cap Screw, 4-1/8 in Overall Length, Right Hand Cutting

Part #

STIP33-33-BL5403004

MFG Part #

BL5403004
Alvord-Polk Incorporated BL5403013 Counterbore, #10 Screw, Cap Screw, 5-1/4 in Overall Length, Right Hand Cutting
Alvord-Polk Incorporated
Alvord-Polk Incorporated BL5403013 Counterbore, #10 Screw, Cap Screw, 5-1/4 in Overall Length, Right Hand Cutting

Part #

STIP33-33-BL5403013

MFG Part #

BL5403013
Quality Import CF55037506 Counterbore Pilot, 3/8 in Head Dia, 3/16 in Shank Dia, High Speed Steel
Quality Import
Quality Import CF55037506 Counterbore Pilot, 3/8 in Head Dia, 3/16 in Shank Dia, High Speed Steel

Part #

/CF55037506

MFG Part #

CF55037506
Alvord-Polk Incorporated BL5433020 Counterbore, 5/16 in Screw, Cap Screw, 6-1/8 in Overall Length, Right Hand Cutting
Alvord-Polk Incorporated
Alvord-Polk Incorporated BL5433020 Counterbore, 5/16 in Screw, Cap Screw, 6-1/8 in Overall Length, Right Hand Cutting

Part #

STIP33-33-BL5433020

MFG Part #

BL5433020
Solid Pilot Counterbores, M12 Screw, Cap Screw, 20 mm Bore Dia, 190 mm Overall Length
Approved Vendor
Solid Pilot Counterbores, M12 Screw, Cap Screw, 20 mm Bore Dia, 190 mm Overall Length

Part #

/CD52M12

MFG Part #

CD52M12
Counterbore, 1/4-28 in Screw, 5/8 in Overall Length
Approved Vendor
Counterbore, 1/4-28 in Screw, 5/8 in Overall Length

Part #

25F62HCB8Z

MFG Part #

25F62HCB8Z

Standard Pack

1
Interchangeable Pilot Counterbore, 1/2 in Bore Dia, 7/16 in Shank Dia, 4-5/16 in Overall Length, 3 Flutes, High Speed Steel, 3/16 in Pilot Shank Diameter Compatibility
Approved Vendor
Interchangeable Pilot Counterbore, 1/2 in Bore Dia, 7/16 in Shank Dia, 4-5/16 in Overall Length, 3 Flutes, High Speed Steel, 3/16 in Pilot Shank Diameter Compatibility

Part #

/CF51032

MFG Part #

CF51032
Michigan Drill® 508.375 Solid Pilot Counterbore, 3/8 in Socket Cap Screw, 19/32 in Dia Bore, 6 in OAL, Right Hand Cutting
Michigan Drill Corp
Michigan Drill® 508.375 Solid Pilot Counterbore, 3/8 in Socket Cap Screw, 19/32 in Dia Bore, 6 in OAL, Right Hand Cutting

Part #

MD508 3/8

MFG Part #

508.375
Alvord-Polk Incorporated BL5403020 Counterbore, 5/16 in Screw, Cap Screw, 6-1/8 in Overall Length, Right Hand Cutting
Alvord-Polk Incorporated
Alvord-Polk Incorporated BL5403020 Counterbore, 5/16 in Screw, Cap Screw, 6-1/8 in Overall Length, Right Hand Cutting

Part #

BL5403020

MFG Part #

BL5403020
Alvord-Polk Incorporated BL5403007 Counterbore, #6 Screw, Cap Screw, 4-5/8 in Overall Length, Right Hand Cutting
Alvord-Polk Incorporated
Alvord-Polk Incorporated BL5403007 Counterbore, #6 Screw, Cap Screw, 4-5/8 in Overall Length, Right Hand Cutting

Part #

STIP33-33-BL5403007

MFG Part #

BL5403007
KEO Cutters ARCH® 55233 Cap Screw Counterbore, 3/8 in Bore Dia, 0.766 in Pilot Dia, High Speed Steel-CO
ARCH Cutting Tools
KEO Cutters ARCH® 55233 Cap Screw Counterbore, 3/8 in Bore Dia, 0.766 in Pilot Dia, High Speed Steel-CO

Part #

KEO55233

MFG Part #

55233
ÿ
Harvey Performance Company
Harvey Tool Harvey Tool 23416-C3 Counterbore, 1/4 in Bore Dia, 1/4 in Shank Dia, 2-1/2 in Overall Length, 4 Flutes, Carbide

Part #

STIP01-05-23416-C3

MFG Part #

23416-C3
Dormer 5973159 Solid Pilot Counterbore, M8 Screw, Cap Screw, 15 mm Bore Dia, 100 mm Overall Length, Right Hand Cutting
Dormer Pramet
Dormer 5973159 Solid Pilot Counterbore, M8 Screw, Cap Screw, 15 mm Bore Dia, 100 mm Overall Length, Right Hand Cutting

Part #

/DOR5973159

MFG Part #

5973159
KEO Cutters ARCH® 55223 Cap Screw Counterbore, 3/8 in +1/32 O/S Bore Dia, 0.406 in Pilot Dia, High Speed Steel-CO
ARCH Cutting Tools
KEO Cutters ARCH® 55223 Cap Screw Counterbore, 3/8 in +1/32 O/S Bore Dia, 0.406 in Pilot Dia, High Speed Steel-CO

Part #

KEO55223

MFG Part #

55223
Alfa USA® CSC55654 Counterbore Bit, #10 Screw, Socket Cap Screw, 3-1/2 in Overall Length
Alfa Tools
Alfa USA® CSC55654 Counterbore Bit, #10 Screw, Socket Cap Screw, 3-1/2 in Overall Length

Part #

TSCCB.10

MFG Part #

CSC55654

Standard Pack

1
Alvord-Polk Incorporated BL5403001 Counterbore, #4 Screw, Cap Screw, 3-7/8 in Overall Length, Right Hand Cutting
Alvord-Polk Incorporated
Alvord-Polk Incorporated BL5403001 Counterbore, #4 Screw, Cap Screw, 3-7/8 in Overall Length, Right Hand Cutting

Part #

STIP33-33-BL5403001

MFG Part #

BL5403001
NEWMAN TOOLS MS16142-4R QUOTE #B377899 Porting Tools, 3 Flutes
Approved Vendor
NEWMAN TOOLS MS16142-4R QUOTE #B377899 Porting Tools, 3 Flutes

Part #

STIP33-33-MS161424R

Alfa USA® CSC55656 Counterbore Bit, 5/16 in Screw, Socket Cap Screw, 5 in Overall Length
Alfa Tools
Alfa USA® CSC55656 Counterbore Bit, 5/16 in Screw, Socket Cap Screw, 5 in Overall Length

Part #

TSCCB031

MFG Part #

CSC55656

Standard Pack

1
KEO Cutters ARCH® 55209 Cap Screw Counterbore, #8 Bore Dia, 0.164 in Pilot Dia, High Speed Steel-CO
ARCH Cutting Tools
KEO Cutters ARCH® 55209 Cap Screw Counterbore, #8 Bore Dia, 0.164 in Pilot Dia, High Speed Steel-CO

Part #

KEO55209

MFG Part #

55209
KEO AV4256217 Counterbore, M8 Screw, 15 mm Bore Dia, 100 mm Overall Length
ARCH Cutting Tools
KEO AV4256217 Counterbore, M8 Screw, 15 mm Bore Dia, 100 mm Overall Length

Part #

STIP33-33-AV4256217

MFG Part #

AV4256217
Counterbore, 1/4 in Bore Dia, 3 Flutes, Sold Pilot, High Speed Steel
Approved Vendor
Counterbore, 1/4 in Bore Dia, 3 Flutes, Sold Pilot, High Speed Steel

Part #

MIC50814

MFG Part #

50814

Standard Pack

EACH
Michigan Drill® 508.3125 Solid Pilot Counterbore, 5/16 in Socket Cap Screw, 1/2 in Dia Bore, 5 in OAL, Right Hand Cutting
Michigan Drill Corp
Michigan Drill® 508.3125 Solid Pilot Counterbore, 5/16 in Socket Cap Screw, 1/2 in Dia Bore, 5 in OAL, Right Hand Cutting

Part #

MD508 5/16

MFG Part #

508.3125
D&L Supply Company DL625300 Combination Drill & Counterbores, 5/8 in Screw, Cap Screw
Approved Vendor
D&L Supply Company DL625300 Combination Drill & Counterbores, 5/8 in Screw, Cap Screw

Part #

DL625300

MFG Part #

DL625300
Counterbore, 12-Point, 5/8-18 in Screw, 2-1/2 in Overall Length, Plain
Approved Vendor
Counterbore, 12-Point, 5/8-18 in Screw, 2-1/2 in Overall Length, Plain

Part #

62F250HCB8P

MFG Part #

62F250HCB8P

Standard Pack

EACH
Alvord-Polk Incorporated BL5403004 Counterbore, #5 Screw, Cap Screw, 4-1/8 in Overall Length, Right Hand Cutting
Alvord-Polk Incorporated
Alvord-Polk Incorporated BL5403004 Counterbore, #5 Screw, Cap Screw, 4-1/8 in Overall Length, Right Hand Cutting

Part #

STIP33-33-BL5403004

MFG Part #

BL5403004
Alvord-Polk Incorporated BL5403013 Counterbore, #10 Screw, Cap Screw, 5-1/4 in Overall Length, Right Hand Cutting
Alvord-Polk Incorporated
Alvord-Polk Incorporated BL5403013 Counterbore, #10 Screw, Cap Screw, 5-1/4 in Overall Length, Right Hand Cutting

Part #

STIP33-33-BL5403013

MFG Part #

BL5403013
Quality Import CF55037506 Counterbore Pilot, 3/8 in Head Dia, 3/16 in Shank Dia, High Speed Steel
Quality Import
Quality Import CF55037506 Counterbore Pilot, 3/8 in Head Dia, 3/16 in Shank Dia, High Speed Steel

Part #

/CF55037506

MFG Part #

CF55037506
Alvord-Polk Incorporated BL5433020 Counterbore, 5/16 in Screw, Cap Screw, 6-1/8 in Overall Length, Right Hand Cutting
Alvord-Polk Incorporated
Alvord-Polk Incorporated BL5433020 Counterbore, 5/16 in Screw, Cap Screw, 6-1/8 in Overall Length, Right Hand Cutting

Part #

STIP33-33-BL5433020

MFG Part #

BL5433020
Solid Pilot Counterbores, M12 Screw, Cap Screw, 20 mm Bore Dia, 190 mm Overall Length
Approved Vendor
Solid Pilot Counterbores, M12 Screw, Cap Screw, 20 mm Bore Dia, 190 mm Overall Length

Part #

/CD52M12

MFG Part #

CD52M12
Counterbore, 1/4-28 in Screw, 5/8 in Overall Length
Approved Vendor
Counterbore, 1/4-28 in Screw, 5/8 in Overall Length

Part #

25F62HCB8Z

MFG Part #

25F62HCB8Z

Standard Pack

1
Interchangeable Pilot Counterbore, 1/2 in Bore Dia, 7/16 in Shank Dia, 4-5/16 in Overall Length, 3 Flutes, High Speed Steel, 3/16 in Pilot Shank Diameter Compatibility
Approved Vendor
Interchangeable Pilot Counterbore, 1/2 in Bore Dia, 7/16 in Shank Dia, 4-5/16 in Overall Length, 3 Flutes, High Speed Steel, 3/16 in Pilot Shank Diameter Compatibility

Part #

/CF51032

MFG Part #

CF51032
Michigan Drill® 508.375 Solid Pilot Counterbore, 3/8 in Socket Cap Screw, 19/32 in Dia Bore, 6 in OAL, Right Hand Cutting
Michigan Drill Corp
Michigan Drill® 508.375 Solid Pilot Counterbore, 3/8 in Socket Cap Screw, 19/32 in Dia Bore, 6 in OAL, Right Hand Cutting

Part #

MD508 3/8

MFG Part #

508.375
Alvord-Polk Incorporated BL5403020 Counterbore, 5/16 in Screw, Cap Screw, 6-1/8 in Overall Length, Right Hand Cutting
Alvord-Polk Incorporated
Alvord-Polk Incorporated BL5403020 Counterbore, 5/16 in Screw, Cap Screw, 6-1/8 in Overall Length, Right Hand Cutting

Part #

BL5403020

MFG Part #

BL5403020
Alvord-Polk Incorporated BL5403007 Counterbore, #6 Screw, Cap Screw, 4-5/8 in Overall Length, Right Hand Cutting
Alvord-Polk Incorporated
Alvord-Polk Incorporated BL5403007 Counterbore, #6 Screw, Cap Screw, 4-5/8 in Overall Length, Right Hand Cutting

Part #

STIP33-33-BL5403007

MFG Part #

BL5403007
KEO Cutters ARCH® 55233 Cap Screw Counterbore, 3/8 in Bore Dia, 0.766 in Pilot Dia, High Speed Steel-CO
ARCH Cutting Tools
KEO Cutters ARCH® 55233 Cap Screw Counterbore, 3/8 in Bore Dia, 0.766 in Pilot Dia, High Speed Steel-CO

Part #

KEO55233

MFG Part #

55233
ÿ
Harvey Performance Company
Harvey Tool Harvey Tool 23416-C3 Counterbore, 1/4 in Bore Dia, 1/4 in Shank Dia, 2-1/2 in Overall Length, 4 Flutes, Carbide

Part #

STIP01-05-23416-C3

MFG Part #

23416-C3
Dormer 5973159 Solid Pilot Counterbore, M8 Screw, Cap Screw, 15 mm Bore Dia, 100 mm Overall Length, Right Hand Cutting
Dormer Pramet
Dormer 5973159 Solid Pilot Counterbore, M8 Screw, Cap Screw, 15 mm Bore Dia, 100 mm Overall Length, Right Hand Cutting

Part #

/DOR5973159

MFG Part #

5973159
KEO Cutters ARCH® 55223 Cap Screw Counterbore, 3/8 in +1/32 O/S Bore Dia, 0.406 in Pilot Dia, High Speed Steel-CO
ARCH Cutting Tools
KEO Cutters ARCH® 55223 Cap Screw Counterbore, 3/8 in +1/32 O/S Bore Dia, 0.406 in Pilot Dia, High Speed Steel-CO

Part #

KEO55223

MFG Part #

55223
Alfa USA® CSC55654 Counterbore Bit, #10 Screw, Socket Cap Screw, 3-1/2 in Overall Length
Alfa Tools
Alfa USA® CSC55654 Counterbore Bit, #10 Screw, Socket Cap Screw, 3-1/2 in Overall Length

Part #

TSCCB.10

MFG Part #

CSC55654

Standard Pack

1
Alvord-Polk Incorporated BL5403001 Counterbore, #4 Screw, Cap Screw, 3-7/8 in Overall Length, Right Hand Cutting
Alvord-Polk Incorporated
Alvord-Polk Incorporated BL5403001 Counterbore, #4 Screw, Cap Screw, 3-7/8 in Overall Length, Right Hand Cutting

Part #

STIP33-33-BL5403001

MFG Part #

BL5403001
NEWMAN TOOLS MS16142-4R QUOTE #B377899 Porting Tools, 3 Flutes
Approved Vendor
NEWMAN TOOLS MS16142-4R QUOTE #B377899 Porting Tools, 3 Flutes

Part #

STIP33-33-MS161424R

Alfa USA® CSC55656 Counterbore Bit, 5/16 in Screw, Socket Cap Screw, 5 in Overall Length
Alfa Tools
Alfa USA® CSC55656 Counterbore Bit, 5/16 in Screw, Socket Cap Screw, 5 in Overall Length

Part #

TSCCB031

MFG Part #

CSC55656

Standard Pack

1
KEO Cutters ARCH® 55209 Cap Screw Counterbore, #8 Bore Dia, 0.164 in Pilot Dia, High Speed Steel-CO
ARCH Cutting Tools
KEO Cutters ARCH® 55209 Cap Screw Counterbore, #8 Bore Dia, 0.164 in Pilot Dia, High Speed Steel-CO

Part #

KEO55209

MFG Part #

55209
KEO AV4256217 Counterbore, M8 Screw, 15 mm Bore Dia, 100 mm Overall Length
ARCH Cutting Tools
KEO AV4256217 Counterbore, M8 Screw, 15 mm Bore Dia, 100 mm Overall Length

Part #

STIP33-33-AV4256217

MFG Part #

AV4256217
Counterbore, 1/4 in Bore Dia, 3 Flutes, Sold Pilot, High Speed Steel
Approved Vendor
Counterbore, 1/4 in Bore Dia, 3 Flutes, Sold Pilot, High Speed Steel

Part #

MIC50814

MFG Part #

50814

Standard Pack

EACH
Michigan Drill® 508.3125 Solid Pilot Counterbore, 5/16 in Socket Cap Screw, 1/2 in Dia Bore, 5 in OAL, Right Hand Cutting
Michigan Drill Corp
Michigan Drill® 508.3125 Solid Pilot Counterbore, 5/16 in Socket Cap Screw, 1/2 in Dia Bore, 5 in OAL, Right Hand Cutting

Part #

MD508 5/16

MFG Part #

508.3125
D&L Supply Company DL625300 Combination Drill & Counterbores, 5/8 in Screw, Cap Screw
Approved Vendor
D&L Supply Company DL625300 Combination Drill & Counterbores, 5/8 in Screw, Cap Screw

Part #

DL625300

MFG Part #

DL625300
Counterbore, 12-Point, 5/8-18 in Screw, 2-1/2 in Overall Length, Plain
Approved Vendor
Counterbore, 12-Point, 5/8-18 in Screw, 2-1/2 in Overall Length, Plain

Part #

62F250HCB8P

MFG Part #

62F250HCB8P

Standard Pack

EACH