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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 7

Harvey Tool Counterbores - Flat Bottom, 0.4724" 23476
Harvey Tool

Counterbores - Flat Bottom, 0.4724"

Zoro # G7242989
Mfr # 23476
product price: 
$150.99
/ea
Keo Counterbore, Decimal Inch, 6 in 902-000-165
Keo

Counterbore, Decimal Inch, 6 in

Zoro # G321726266
Mfr # 902-000-165
product price: 
$177.99
/ea
Garant Counterbore for Through Holes, 180 Deg, Uncoated, 18X11 mm 156020 18X11
Garant

Counterbore for Through Holes, 180 Deg, Uncoated, 18X11 mm

Zoro # G814389527
Mfr # 156020 18X11
product price: 
$45.85
/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: 
$120.99
/ea
Keo Counterbore, Metric, 100 mm 902-000-258
Keo

Counterbore, Metric, 100 mm

Zoro # G421725374
Mfr # 902-000-258
product price: 
$92.19
/ea
Keo Counterbore, Decimal Inch, 6 in 902-000-162
Keo

Counterbore, Decimal Inch, 6 in

Zoro # G921726284
Mfr # 902-000-162
product price: 
$177.99
/ea
Keo Counterbore, Decimal Inch, 6 in 902-000-303
Keo

Counterbore, Decimal Inch, 6 in

Zoro # G721726910
Mfr # 902-000-303
product price: 
$202.99
/ea
Keo Counterbore, Decimal Inch, 7 in 902-000-177
Keo

Counterbore, Decimal Inch, 7 in

Zoro # G121727029
Mfr # 902-000-177
product price: 
$382.99
/ea
Keo Counterbore, Decimal Inch, 7 in 902-000-296
Keo

Counterbore, Decimal Inch, 7 in

Zoro # G121726442
Mfr # 902-000-296
product price: 
$585.99
/ea
Keo Counterbore, Metric, 100 mm 902-000-243
Keo

Counterbore, Metric, 100 mm

Zoro # G621725938
Mfr # 902-000-243
product price: 
$85.79
/ea
Garant Counterbore for Through Holes, 180 Deg, Uncoated, 20X13 mm 156020 20X13
Garant

Counterbore for Through Holes, 180 Deg, Uncoated, 20X13 mm

Zoro # G914389526
Mfr # 156020 20X13
product price: 
$48.99
/ea
Harvey Tool Counterbores - Flat Bottom 23420-C6
Harvey Tool

Counterbores - Flat Bottom

Zoro # G804195442
Mfr # 23420-C6
product price: 
$92.59
/ea
Keo Counterbore, Decimal Inch, 3 in 902-000-322
Keo

Counterbore, Decimal Inch, 3 in

Zoro # G421726517
Mfr # 902-000-322
product price: 
$71.79
/ea
Harvey Tool 0.1750'' Cutter DIA x 0.6250'', 5/8 Flute Length - 4 FL 23574
Harvey Tool

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

Zoro # G413081570
Mfr # 23574
product price: 
$48.49
/ea
Garant Counterbore for Through Holes, 180 Deg, Uncoated, 15X8.4 mm 156020 15X8,4
Garant

Counterbore for Through Holes, 180 Deg, Uncoated, 15X8.4 mm

Zoro # G914389663
Mfr # 156020 15X8,4
product price: 
$38.39
/ea
Harvey Tool Counterbores - Flat Bottom - Long Reach, 0.1094" (7/64) 25507-C3
Harvey Tool

Counterbores - Flat Bottom - Long Reach, 0.1094" (7/64)

Zoro # G7247767
Mfr # 25507-C3
product price: 
$71.19
/ea
Harvey Tool Counterbores - Flat Bottom, 0.0312" (1/32) 23331-C3
Harvey Tool

Counterbores - Flat Bottom, 0.0312" (1/32)

Zoro # G7153985
Mfr # 23331-C3
product price: 
$60.15
/ea
Keo Counterbore, Decimal Inch, 3 in 902-000-105
Keo

Counterbore, Decimal Inch, 3 in

Zoro # G121725889
Mfr # 902-000-105
product price: 
$64.49
/ea
Harvey Tool Counterbores - Flat Bottom - Long Reach, 0.1406" (9/64) 25509-C3
Harvey Tool

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

Zoro # G7248905
Mfr # 25509-C3
product price: 
$85.79
/ea
Harvey Tool Counterbores - Flat Bottom - Long Reach, 0.3437" (11/32) 25522-C3
Harvey Tool

Counterbores - Flat Bottom - Long Reach, 0.3437" (11/32)

Zoro # G7164780
Mfr # 25522-C3
product price: 
$162.99
/ea
Harvey Tool Counterbores - Flat Bottom - Long Reach, 0.1968" 2555M
Harvey Tool

Counterbores - Flat Bottom - Long Reach, 0.1968"

Zoro # G7167696
Mfr # 2555M
product price: 
$101.99
/ea
Harvey Tool Counterbores - Flat Bottom, 0.7500" (3/4) 23448-C3
Harvey Tool

Counterbores - Flat Bottom, 0.7500" (3/4)

Zoro # G7257804
Mfr # 23448-C3
product price: 
$373.99
/ea
Keo Counterbore, Metric, 100 mm 902-000-246
Keo

Counterbore, Metric, 100 mm

Zoro # G221727196
Mfr # 902-000-246
product price: 
$80.19
/ea
Harvey Tool Counterbores - Flat Bottom - Long Reach, 0.2969" (19/64) 25519-C3
Harvey Tool

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

Zoro # G7167109
Mfr # 25519-C3
product price: 
$142.99
/ea
Keo Counterbore, Decimal Inch, 5 in 902-000-309
Keo

Counterbore, Decimal Inch, 5 in

Zoro # G221725109
Mfr # 902-000-309
product price: 
$127.99
/ea
Keo Counterbore, Metric, 71 mm 902-000-216
Keo

Counterbore, Metric, 71 mm

Zoro # G521727421
Mfr # 902-000-216
product price: 
$64.39
/ea
Harvey Tool Counterbores - Flat Bottom, 0.3150" 2348M
Harvey Tool

Counterbores - Flat Bottom, 0.3150"

Zoro # G7257314
Mfr # 2348M
product price: 
$98.19
/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: 
$61.39
/ea
Harvey Tool Counterbores - Flat Bottom, 0.5625" (9/16), Finish - Machining: AlTiN 23436-C3
Harvey Tool

Counterbores - Flat Bottom, 0.5625" (9/16), Finish - Machining: AlTiN

Zoro # G7157309
Mfr # 23436-C3
product price: 
$251.99
/ea
Harvey Tool Counterbores - Flat Bottom - Long Reach, 0.2500" (1/4) 25516-C3
Harvey Tool

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

Zoro # G7248178
Mfr # 25516-C3
product price: 
$114.99
/ea
Harvey Tool Counterbores - Flat Bottom, 0.6250" (5/8) 23440
Harvey Tool

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

Zoro # G7158964
Mfr # 23440
product price: 
$252.99
/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: 
$129.99
/ea
Keo Counterbore, Metric, 71 mm 902-000-222
Keo

Counterbore, Metric, 71 mm

Zoro # G321724835
Mfr # 902-000-222
product price: 
$64.39
/ea
Keo Counterbore, Decimal Inch, 7 in 902-000-171
Keo

Counterbore, Decimal Inch, 7 in

Zoro # G421724704
Mfr # 902-000-171
product price: 
$258.99
/ea
Keo Counterbore, Decimal Inch, 6 in 902-000-305
Keo

Counterbore, Decimal Inch, 6 in

Zoro # G121727098
Mfr # 902-000-305
product price: 
$146.99
/ea
Harvey Tool Counterbores - Flat Bottom, 0.0394" 2331M
Harvey Tool

Counterbores - Flat Bottom, 0.0394"

Zoro # G7254870
Mfr # 2331M
product price: 
$53.69
/ea
Porting Tools & Counterbores (993 items) - Page 7
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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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1-1/4 in counterborehigh speed steelcounterbores - flat bottommetric shcscounter bore set

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