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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 (993 items) - Page 5

Harvey Tool Counterbores - Flat Bottom 23330
Harvey Tool

Counterbores - Flat Bottom

Zoro # G301019968
Mfr # 23330
product price: 
$51.59
/ea
Harvey Tool 1/8 in. Cutter dia. x 1/2 in. Flute Length Carbide Flat Bottom Counterbore, 4 Flutes, AlTiN Coated 731608-C3
Harvey Tool

1/8 in. Cutter dia. x 1/2 in. Flute Length Carbide Flat Bottom Counterbore, 4 Flutes, AlTiN Coated

Zoro # G911325152
Mfr # 731608-C3
product price: 
$63.19
/ea
Garant Counterbore for Tapping Drill Holes, 180 Deg, Uncoated, 15X6.8 mm 156220 15X6,8
Garant

Counterbore for Tapping Drill Holes, 180 Deg, Uncoated, 15X6.8 mm

Zoro # G614375508
Mfr # 156220 15X6,8
product price: 
$39.55
/ea
Harvey Tool Counterbores - Flat Bottom 23380
Harvey Tool

Counterbores - Flat Bottom

Zoro # G901019214
Mfr # 23380
product price: 
$50.15
/ea
Harvey Tool Counterbores - Flat Bottom 23350-C3
Harvey Tool

Counterbores - Flat Bottom

Zoro # G401019455
Mfr # 23350-C3
product price: 
$59.59
/ea
Harvey Tool Counterbores - Flat Bottom 23340
Harvey Tool

Counterbores - Flat Bottom

Zoro # G401019899
Mfr # 23340
product price: 
$51.79
/ea
Garant Counterbore for Through Holes, 180 Deg, Uncoated, 8X4.3 mm 156020 8X4,3
Garant

Counterbore for Through Holes, 180 Deg, Uncoated, 8X4.3 mm

Zoro # G014389464
Mfr # 156020 8X4,3
product price: 
$20.39
/ea
Harvey Tool 0.2187 in. 7/32 Cutter dia x 0.75in. 3/4 Flute Length Carbide Flat Bottom Counterbore, 4 Flutes 731614
Harvey Tool

0.2187 in. 7/32 Cutter dia x 0.75in. 3/4 Flute Length Carbide Flat Bottom Counterbore, 4 Flutes

Zoro # G511325170
Mfr # 731614
product price: 
$70.69
/ea
Harvey Tool Counterbores - Flat Bottom, 0.3750" (3/8), Finish - Machining: Uncoated 23424
Harvey Tool

Counterbores - Flat Bottom, 0.3750" (3/8), Finish - Machining: Uncoated

Zoro # G7150920
Mfr # 23424
product price: 
$99.39
/ea
Harvey Tool 0.1968 in. Cutter dia. x .75 in. 3/4 Carbide Flat Bottom Counterbore, 4 Flutes, TiB2 Coated 2345M-C8
Harvey Tool

0.1968 in. Cutter dia. x .75 in. 3/4 Carbide Flat Bottom Counterbore, 4 Flutes, TiB2 Coated

Zoro # G311324779
Mfr # 2345M-C8
product price: 
$78.59
/ea
Harvey Tool Counterbores - Flat Bottom 23340-C3
Harvey Tool

Counterbores - Flat Bottom

Zoro # G701019278
Mfr # 23340-C3
product price: 
$60.49
/ea
Super Tool Counterbore, 1-11/16" D, Carbide Tipped 56429
Super Tool

Counterbore, 1-11/16" D, Carbide Tipped

Zoro # G0329931
Mfr # 56429
product price: 
$333.99
/ea
Super Tool Counterbore, 15/16" D, Carbide Tipped 56412
Super Tool

Counterbore, 15/16" D, Carbide Tipped

Zoro # G0329959
Mfr # 56412
product price: 
$158.99
/ea
Super Tool Counterbore, 1-3/4" D, Carbide Tipped 56424
Super Tool

Counterbore, 1-3/4" D, Carbide Tipped

Zoro # G0329651
Mfr # 56424
product price: 
$294.99
/ea
Super Tool Counterbore, 1-15/16" D, Carbide Tipped 56427
Super Tool

Counterbore, 1-15/16" D, Carbide Tipped

Zoro # G0330038
Mfr # 56427
product price: 
$445.99
/ea
Hhip MT2 Shank For 21 Piece Counterbore Set No 2007-0021 2007-0022
Hhip

MT2 Shank For 21 Piece Counterbore Set No 2007-0021

Zoro # G2468263
Mfr # 2007-0022
product price: 
$27.29
/ea
Super Tool Counterbore, 5/8" D, Carbide Tipped 56407
Super Tool

Counterbore, 5/8" D, Carbide Tipped

Zoro # G0330010
Mfr # 56407
product price: 
$112.99
/ea
Super Tool Counterbore, 15/16" D, Carbide Tipped 59812
Super Tool

Counterbore, 15/16" D, Carbide Tipped

Zoro # G0330220
Mfr # 59812
product price: 
$153.99
/ea
Super Tool Counterbore, 1" D, Carbide Tipped 59813
Super Tool

Counterbore, 1" D, Carbide Tipped

Zoro # G0330309
Mfr # 59813
product price: 
$148.99
/ea
Link Ua5-1/4 English Shcs HSS Counterbore 60-L2-297
Link

Ua5-1/4 English Shcs HSS Counterbore

Zoro # G7644859
Mfr # 60-L2-297
product price: 
$29.29
/ea
Hhip No 6 X .150" High Speed Steel 3 Flute Solid Pilot Counterbore 2007-0006
Hhip

No 6 X .150" High Speed Steel 3 Flute Solid Pilot Counterbore

Zoro # G2467983
Mfr # 2007-0006
product price: 
$10.19
/ea
Super Tool Reduced Shank Counterbore, 2" D 52264
Super Tool

Reduced Shank Counterbore, 2" D

Zoro # G0331438
Mfr # 52264
product price: 
$343.99
/ea
Link 5/16" 3Xd HSS Se .340 X 1.020 Drill .490 Cbore 1/2 Shank 3 Oal 50-L2-385
Link

5/16" 3Xd HSS Se .340 X 1.020 Drill .490 Cbore 1/2 Shank 3 Oal

Zoro # G7637344
Mfr # 50-L2-385
product price: 
$57.45
/ea
Garant Counterbore Set in a Case, 6 Pieces, Type: DF 156420 DF
Garant

Counterbore Set in a Case, 6 Pieces, Type: DF

Zoro # G009578484
Mfr # 156420 DF
product price: 
$200.99
/ea
Super Tool Reduced Shank Counterbore, 1-1/2" D 52248
Super Tool

Reduced Shank Counterbore, 1-1/2" D

Zoro # G0331578
Mfr # 52248
product price: 
$215.99
/ea
Link Ua7-16MM Metric Shcs HSS Counterbore 72-L2-518
Link

Ua7-16MM Metric Shcs HSS Counterbore

Zoro # G7645884
Mfr # 72-L2-518
product price: 
$58.99
/ea
Super Tool Counterbore, 21/32" D, Carbide Tipped 5796562
Super Tool

Counterbore, 21/32" D, Carbide Tipped

Zoro # G0330150
Mfr # 5796562
product price: 
$127.99
/ea
Hhip No 10 X 13/64" High Speed Steel 3 Flute Solid Pilot Counterbore 2007-0010
Hhip

No 10 X 13/64" High Speed Steel 3 Flute Solid Pilot Counterbore

Zoro # G2467947
Mfr # 2007-0010
product price: 
$13.65
/ea
Super Tool Counterbore, 3/4" D, Carbide Tipped 56409
Super Tool

Counterbore, 3/4" D, Carbide Tipped

Zoro # G0330080
Mfr # 56409
product price: 
$127.99
/ea
Keo Counterbore, 1/64 Clearance, Size 1/4, Co 902-000-017
Keo

Counterbore, 1/64 Clearance, Size 1/4, Co

Zoro # G1279327
Mfr # 902-000-017
product price: 
$74.39
/ea
Scientific Cutting Tools Port Tool, MS33649, Solid, 3/4-16 UNJF MS33649-8S
Scientific Cutting Tools

Port Tool, MS33649, Solid, 3/4-16 UNJF

Zoro # G8174135
Mfr # MS33649-8S
product price: 
$256.99
/ea
Scientific Cutting Tools Port Tool, MS33649, Solid, 1/4-28 UNJF MS33649-1S
Scientific Cutting Tools

Port Tool, MS33649, Solid, 1/4-28 UNJF

Zoro # G8261915
Mfr # MS33649-1S
product price: 
$238.99
/ea
Scientific Cutting Tools Port Tool, 2-1/2"-12, 2-1/2 in, Straight MS16142-32S
Scientific Cutting Tools

Port Tool, 2-1/2"-12, 2-1/2 in, Straight

Zoro # G8167844
Mfr # MS16142-32S
product price: 
$584.99
/ea
Scientific Cutting Tools Port Tool, MS16142, Reamer, 5/16-24 UNF MS16142-2R
Scientific Cutting Tools

Port Tool, MS16142, Reamer, 5/16-24 UNF

Zoro # G7922056
Mfr # MS16142-2R
product price: 
$230.99
/ea
Scientific Cutting Tools PortTool, 1-5/16"-12, 2-1/4in, Straight MS33649-16S
Scientific Cutting Tools

PortTool, 1-5/16"-12, 2-1/4in, Straight

Zoro # G8153957
Mfr # MS33649-16S
product price: 
$348.99
/ea
Scientific Cutting Tools Port Tool, RPT, Reamer, 13/16-20 UNJEF RPT-12
Scientific Cutting Tools

Port Tool, RPT, Reamer, 13/16-20 UNJEF

Zoro # G7965054
Mfr # RPT-12
product price: 
$287.99
/ea
Porting Tools & Counterbores (993 items) - Page 5
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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.

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high speed steelscientific cutting toolsmetric shcs1-1/4 in counterboremetric counterbore

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