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  1. Home
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  3. Tools & Machining
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  5. Cutting Tools
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  7. Porting Tools & Counterbores

Porting Tools & Counterbores (999 items) - Page 9

Harvey Tool Counterbores - Flat Bottom - Long Reach, 0.2969" (19/64) 25519
Harvey Tool

Counterbores - Flat Bottom - Long Reach, 0.2969" (19/64)

Zoro # G7161536
Mfr # 25519
product price:  $122.99
/ea
Cleveland Counterbore, 1.812" L, 0.250" dia., Bright C46573
Cleveland

Counterbore, 1.812" L, 0.250" dia., Bright

Zoro # G4776830
Mfr # C46573
product price:  $33.79
/ea
Keo Counterbore, 1/32 Clearance, Size 7/16, Co 902-000-027
Keo

Counterbore, 1/32 Clearance, Size 7/16, Co

Zoro # G3237306
Mfr # 902-000-027
product price:  $93.29
/ea
Harvey Tool Counterbores - Flat Bottom, 0.0394" 2331M-C3
Harvey Tool

Counterbores - Flat Bottom, 0.0394"

Zoro # G7148586
Mfr # 2331M-C3
product price:  $57.19
/ea
Harvey Tool Counterbores - Flat Bottom - Long Reach, 0.2344" (15/64) 25515
Harvey Tool

Counterbores - Flat Bottom - Long Reach, 0.2344" (15/64)

Zoro # G7252606
Mfr # 25515
product price:  $96.39
/ea
Harvey Tool Counterbores - Flat Bottom - Long Reach, 0.1250" (1/8) 25508-C3
Harvey Tool

Counterbores - Flat Bottom - Long Reach, 0.1250" (1/8)

Zoro # G7242894
Mfr # 25508-C3
product price:  $71.89
/ea
Harvey Tool Counterbores - Flat Bottom, 0.2362" 2346M-C6
Harvey Tool

Counterbores - Flat Bottom, 0.2362"

Zoro # G7255850
Mfr # 2346M-C6
product price:  $77.95
/ea
Garant Counterbore for Through Holes, 180 Deg, Uncoated, 15X9 mm 156020 15X9
Garant

Counterbore for Through Holes, 180 Deg, Uncoated, 15X9 mm

Zoro # G314389669
Mfr # 156020 15X9
product price:  $36.99
/ea
Harvey Tool Counterbores - Flat Bottom - Long Reach, 0.1575" 2554M-C3
Harvey Tool

Counterbores - Flat Bottom - Long Reach, 0.1575"

Zoro # G7164835
Mfr # 2554M-C3
product price:  $81.75
/ea
Cleveland Pilot for Counterbores, 1/8 in, 1/8 in C46544
Cleveland

Pilot for Counterbores, 1/8 in, 1/8 in

Zoro # G4776657
Mfr # C46544
product price:  $28.85
/ea
Harvey Tool Counterbores - Flat Bottom, 0.0937" (3/32) 23393-C6
Harvey Tool

Counterbores - Flat Bottom, 0.0937" (3/32)

Zoro # G7155105
Mfr # 23393-C6
product price:  $58.95
/ea
Cleveland Pilot for Counterbores, 1/8 in, 1/8 in C46527
Cleveland

Pilot for Counterbores, 1/8 in, 1/8 in

Zoro # G4814533
Mfr # C46527
product price:  $27.45
/ea
Harvey Tool 0.4220'', 27/64 Cutter DIA x 1.0000'', 1 Flute Length - 4 FL 23427
Harvey Tool

0.4220'', 27/64 Cutter DIA x 1.0000'', 1 Flute Length - 4 FL

Zoro # G213081602
Mfr # 23427
product price:  $109.99
/ea
Harvey Tool Counterbores - Flat Bottom, 0.2656" (17/64) 23417
Harvey Tool

Counterbores - Flat Bottom, 0.2656" (17/64)

Zoro # G7153215
Mfr # 23417
product price:  $78.25
/ea
Harvey Tool Counterbores - Flat Bottom, 0.1406" (9/64) 23409-C3
Harvey Tool

Counterbores - Flat Bottom, 0.1406" (9/64)

Zoro # G7258985
Mfr # 23409-C3
product price:  $56.49
/ea
Keo Counterbore, 1/32 Clearance, Size No 4, Co 902-000-003
Keo

Counterbore, 1/32 Clearance, Size No 4, Co

Zoro # G2246754
Mfr # 902-000-003
product price:  $51.89
/ea
Cleveland Counterbore, 6.000" L, 0.438" dia., Bright C91709
Cleveland

Counterbore, 6.000" L, 0.438" dia., Bright

Zoro # G4790961
Mfr # C91709
product price:  $139.99
/ea
Harvey Tool Counterbores - Flat Bottom, 0.0625" (1/16) 23362-C6
Harvey Tool

Counterbores - Flat Bottom, 0.0625" (1/16)

Zoro # G7154527
Mfr # 23362-C6
product price:  $58.45
/ea
Harvey Tool Counterbores - Flat Bottom, 0.2812" (9/32), Number of Flutes: 4 23418
Harvey Tool

Counterbores - Flat Bottom, 0.2812" (9/32), Number of Flutes: 4

Zoro # G7152460
Mfr # 23418
product price:  $78.25
/ea
Cleveland Counterbore, 6.500" L, 0.500" dia., Bright C91713
Cleveland

Counterbore, 6.500" L, 0.500" dia., Bright

Zoro # G4806842
Mfr # C91713
product price:  $144.99
/ea
Cleveland Counterbore, 2.218" L, 0.313" dia., Bright C46630
Cleveland

Counterbore, 2.218" L, 0.313" dia., Bright

Zoro # G4799903
Mfr # C46630
product price:  $51.59
/ea
Harvey Tool Counterbores - Flat Bottom - Long Reach, 0.3125" (5/16), Material - Machining: Carbide 25520
Harvey Tool

Counterbores - Flat Bottom - Long Reach, 0.3125" (5/16), Material - Machining: Carbide

Zoro # G7162428
Mfr # 25520
product price:  $122.99
/ea
Drill America 5/8" X 1/2" Pilots for Counterbore DEWPIL5/8X1/2
Drill America

5/8" X 1/2" Pilots for Counterbore

Zoro # G1745520
Mfr # DEWPIL5/8X1/2
product price:  $15.35
/ea
Drill America 1/2" X 7/16" Pilots for Counterbore DEWPIL1/2X7/16
Drill America

1/2" X 7/16" Pilots for Counterbore

Zoro # G1742084
Mfr # DEWPIL1/2X7/16
product price:  $8.15
/ea
Harvey Tool Counterbores - Flat Bottom, 0.6250" (5/8) 23440-C3
Harvey Tool

Counterbores - Flat Bottom, 0.6250" (5/8)

Zoro # G7240155
Mfr # 23440-C3
product price:  $268.99
/ea
Harvey Tool Counterbores - Flat Bottom - Long Reach, 0.3937" 2550M
Harvey Tool

Counterbores - Flat Bottom - Long Reach, 0.3937"

Zoro # G7157537
Mfr # 2550M
product price:  $170.99
/ea
Cleveland Port Tool, 2.375" L, 0.250" dia., Bright C46888
Cleveland

Port Tool, 2.375" L, 0.250" dia., Bright

Zoro # G4798637
Mfr # C46888
product price:  $86.89
/ea
Harvey Tool Counterbores - Flat Bottom - Long Reach, 0.2500" (1/4) 25516
Harvey Tool

Counterbores - Flat Bottom - Long Reach, 0.2500" (1/4)

Zoro # G7242998
Mfr # 25516
product price:  $99.99
/ea
Scientific Cutting Tools Port Tool, RPT, Reamer, 7/32-28 UNJF RPT-2
Scientific Cutting Tools

Port Tool, RPT, Reamer, 7/32-28 UNJF

Zoro # G8115405
Mfr # RPT-2
product price:  $218.99
/ea
Harvey Tool 0.1750'' Cutter DIA x 0.6250'', 5/8 Flute Length - 4 FL - AlTiN Coated 23574-C3
Harvey Tool

0.1750'' Cutter DIA x 0.6250'', 5/8 Flute Length - 4 FL - AlTiN Coated

Zoro # G813081699
Mfr # 23574-C3
product price:  $52.15
/ea
Cleveland Port Tool, 2.813" L, 0.250" dia., Bright C46904
Cleveland

Port Tool, 2.813" L, 0.250" dia., Bright

Zoro # G4857470
Mfr # C46904
product price:  $171.99
/ea
Harvey Tool Counterbores - Flat Bottom 23409-C6
Harvey Tool

Counterbores - Flat Bottom

Zoro # G604195383
Mfr # 23409-C6
product price:  $54.15
/ea
Harvey Tool Counterbores - Flat Bottom, 0.1250" (1/8) 23408
Harvey Tool

Counterbores - Flat Bottom, 0.1250" (1/8)

Zoro # G7153845
Mfr # 23408
product price:  $48.79
/ea
Garant Counterbore for Tapping Drill Holes, 180 Deg, Uncoated, 20X10.2 mm 156220 20X10,2
Garant

Counterbore for Tapping Drill Holes, 180 Deg, Uncoated, 20X10.2 mm

Zoro # G114376036
Mfr # 156220 20X10,2
product price:  $50.65
/ea
Harvey Tool Counterbores - Flat Bottom - Long Reach, 0.1562" (5/32) 25510-C3
Harvey Tool

Counterbores - Flat Bottom - Long Reach, 0.1562" (5/32)

Zoro # G7255415
Mfr # 25510-C3
product price:  $85.09
/ea
Cleveland Port Tool, 5.125" L, 0.500" dia., Bright C46437
Cleveland

Port Tool, 5.125" L, 0.500" dia., Bright

Zoro # G4817729
Mfr # C46437
product price:  $159.99
/ea
Porting Tools & Counterbores (999 items) - Page 9
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About Porting Tools & Counterbores

Porting Tools & Counterbores are used to improve the flow of air or gas in an engine, turbine, compressor, and more. They are typically used to reduce turbulence in the airflow and increase performance.

Types of Porting Tools & Counterbores

Chainsaw porting tools are commonly used for small engines like lawnmowers, as they can be adjusted easily and quickly. Ported tools are designed for larger engines such as those found in cars and motorcycles. Porting supplies include special cutting tools that allow for precise modifications to be made with minimal effort.

How Porting Tools & Counterbores are Made

Porting tools are usually constructed from hardened steel or aluminum alloy materials that can withstand high temperatures and pressures associated with engine operations. Special compounds may also be applied during the manufacturing process to ensure optimal performance.

Industries that use Porting Tools & Counterbores

Porting Tools & Counterbores can be found in a variety of industries including automotive, aerospace, marine, industrial machinery, and power sports. Professionals such as mechanics, engineers, machinists, technicians often use these tools on the job.

Find the Porting Tools & Counterbores You Need at Zoro

Looking for a specific item? Use our robust search tool to find it by name or keyword, or use our handy filters to narrow down our full assortment. You can also check out our whole selection of Porting Tools & Counterbores along with other tools or equipment to ensure you have all you need to tackle the job, especially if you're taking on a DIY project for the first time.

Plus, when you shop at Zoro, you'll always enjoy competitive prices on tons of great brands you know and trust. We make the shopping experience as fast and seamless as possible with free shipping on orders over $50 for registered users, Net 30 payment terms for qualifying customers, and an unparalleled customer service experience.

Related Categories

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high speed steelcounter bore setcounterbores - flat bottom5/8 counterborepilot counterbore

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