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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 14

Super Tool Reduced Shank Counterbore, 5/16" D 52210
Super Tool

Reduced Shank Counterbore, 5/16" D

Zoro # G0331313
Mfr # 52210
product price: 
$74.69
/ea
Internal Tool A Nc-656-750 N/C Counterbore 85-6561
Internal Tool

A Nc-656-750 N/C Counterbore

Zoro # G700402491
Mfr # 85-6561
product price: 
$444.99
/ea
Hhip M10 X 11mm HSS 3 Flute Straight Shank Solid Pilot Counterbore 2007-0064
Hhip

M10 X 11mm HSS 3 Flute Straight Shank Solid Pilot Counterbore

Zoro # G2468157
Mfr # 2007-0064
product price: 
$41.99
/ea
Super Tool Reduced Shank Counterbore, 11/16" D 52222
Super Tool

Reduced Shank Counterbore, 11/16" D

Zoro # G0331377
Mfr # 52222
product price: 
$117.99
/ea
Link 5/16" HSS Se .340 X .375 Drill .490 Cbore 1/2 Shank 1-15/16 Oal 50-L2-185
Link

5/16" HSS Se .340 X .375 Drill .490 Cbore 1/2 Shank 1-15/16 Oal

Zoro # G7635996
Mfr # 50-L2-185
product price: 
$23.45
/ea
Super Tool Counterbore, 9/16" D, Carbide Tipped 59806
Super Tool

Counterbore, 9/16" D, Carbide Tipped

Zoro # G0329913
Mfr # 59806
product price: 
$117.99
/ea
Internal Tool A Nc-234-250 N/C Counterbore 85-2341
Internal Tool

A Nc-234-250 N/C Counterbore

Zoro # G100402404
Mfr # 85-2341
product price: 
$59.59
/ea
Internal Tool A Nc-359-375 N/C Counterbore 85-3591
Internal Tool

A Nc-359-375 N/C Counterbore

Zoro # G500402424
Mfr # 85-3591
product price: 
$103.99
/ea
Super Tool Counterbore, 7/8" D, Carbide Tipped 59811
Super Tool

Counterbore, 7/8" D, Carbide Tipped

Zoro # G0329968
Mfr # 59811
product price: 
$149.99
/ea
Link Ua4 #10 English Shcs HSS Counterbore 60-L2-296
Link

Ua4 #10 English Shcs HSS Counterbore

Zoro # G7643784
Mfr # 60-L2-296
product price: 
$24.15
/ea
Internal Tool A Nc-562-562 N/C Counterbore 85-5621
Internal Tool

A Nc-562-562 N/C Counterbore

Zoro # G000402535
Mfr # 85-5621
product price: 
$295.99
/ea
Super Tool Reduced Shank Counterbore, 11/32" D 52211
Super Tool

Reduced Shank Counterbore, 11/32" D

Zoro # G0331447
Mfr # 52211
product price: 
$75.59
/ea
Internal Tool A Nc-578-625 N/C Counterbore 85-5781
Internal Tool

A Nc-578-625 N/C Counterbore

Zoro # G200402502
Mfr # 85-5781
product price: 
$331.99
/ea
Super Tool Counterbore, 21/32" D, Carbide Tipped 5776562
Super Tool

Counterbore, 21/32" D, Carbide Tipped

Zoro # G0330342
Mfr # 5776562
product price: 
$128.99
/ea
Kodiak Cutting Tools No. 6 Counterbores 1/32 Oversize Capscrew Style 5495985
Kodiak Cutting Tools

No. 6 Counterbores 1/32 Oversize Capscrew Style

Zoro # G8633590
Mfr # 5495985
product price: 
$43.69
/ea
Kodiak Cutting Tools No. 6 Counterbores On Size Capscrew Style 5495677
Kodiak Cutting Tools

No. 6 Counterbores On Size Capscrew Style

Zoro # G8653279
Mfr # 5495677
product price: 
$46.89
/ea
Super Tool Reduced Shank Counterbore, 1-7/16" D 52246
Super Tool

Reduced Shank Counterbore, 1-7/16" D

Zoro # G0331392
Mfr # 52246
product price: 
$202.99
/ea
Hhip 7/16 X 1/2" High Speed Steel 2 Flute Solid  Cap Screw Counterbore 2007-0108
Hhip

7/16 X 1/2" High Speed Steel 2 Flute Solid Cap Screw Counterbore

Zoro # G2467999
Mfr # 2007-0108
product price: 
$29.69
/ea
Internal Tool A Nc-250-250 N/C Counterbore 85-2501
Internal Tool

A Nc-250-250 N/C Counterbore

Zoro # G600402430
Mfr # 85-2501
product price: 
$57.99
/ea
Super Tool Reduced Shank Counterbore, 15/32" D 52215
Super Tool

Reduced Shank Counterbore, 15/32" D

Zoro # G0331523
Mfr # 52215
product price: 
$102.99
/ea
Super Tool Counterbore, 13/32" D, Carbide Tipped 5794062
Super Tool

Counterbore, 13/32" D, Carbide Tipped

Zoro # G0330053
Mfr # 5794062
product price: 
$114.99
/ea
Super Tool Reduced Shank Counterbore, 9/32" D 52209
Super Tool

Reduced Shank Counterbore, 9/32" D

Zoro # G0331550
Mfr # 52209
product price: 
$78.49
/ea
Kodiak Cutting Tools No. 3/4 Counterbores On Size Capscrew Style 5495776
Kodiak Cutting Tools

No. 3/4 Counterbores On Size Capscrew Style

Zoro # G8619855
Mfr # 5495776
product price: 
$183.99
/ea
Internal Tool A Nc-265-312 N/C Counterbore 85-2651
Internal Tool

A Nc-265-312 N/C Counterbore

Zoro # G000402450
Mfr # 85-2651
product price: 
$80.79
/ea
Kodiak Cutting Tools No. 5/8 Counterbores On Size Capscrew Style 5495765
Kodiak Cutting Tools

No. 5/8 Counterbores On Size Capscrew Style

Zoro # G8654444
Mfr # 5495765
product price: 
$158.99
/ea
Super Tool Counterbore, 27/32" D, Carbide Tipped 5798438
Super Tool

Counterbore, 27/32" D, Carbide Tipped

Zoro # G0330187
Mfr # 5798438
product price: 
$158.99
/ea
Kodiak Cutting Tools No. 5/16 Counterbores 1/32 Oversize Capscrew Style 5496029
Kodiak Cutting Tools

No. 5/16 Counterbores 1/32 Oversize Capscrew Style

Zoro # G8644985
Mfr # 5496029
product price: 
$65.99
/ea
Internal Tool A Nc-703-750 N/C Counterbore 85-7031
Internal Tool

A Nc-703-750 N/C Counterbore

Zoro # G900402499
Mfr # 85-7031
product price: 
$465.99
/ea
Hhip 3/4 X 13/16 High Speed Steel 3 Flute Solid  Pilot Counterbore 2007-0034
Hhip

3/4 X 13/16 High Speed Steel 3 Flute Solid Pilot Counterbore

Zoro # G2467956
Mfr # 2007-0034
product price: 
$28.25
/ea
Link 14MM HSS Se 14.68 X 16.67 Drill 21.82 Cbore 15.87 Shank 66.67 Oal 75-L2-527
Link

14MM HSS Se 14.68 X 16.67 Drill 21.82 Cbore 15.87 Shank 66.67 Oal

Zoro # G7637335
Mfr # 75-L2-527
product price: 
$46.99
/ea
Super Tool Counterbore, 1-7/8" D, Carbide Tipped 56426
Super Tool

Counterbore, 1-7/8" D, Carbide Tipped

Zoro # G0329992
Mfr # 56426
product price: 
$363.99
/ea
Super Tool Counterbore, 29/32" D, Carbide Tipped 5779062
Super Tool

Counterbore, 29/32" D, Carbide Tipped

Zoro # G0330001
Mfr # 5779062
product price: 
$166.99
/ea
Super Tool Reduced Shank Counterbore, 25/32" D 52225
Super Tool

Reduced Shank Counterbore, 25/32" D

Zoro # G0331508
Mfr # 52225
product price: 
$132.99
/ea
Internal Tool A Nc-609-625 N/C Counterbore 85-6091
Internal Tool

A Nc-609-625 N/C Counterbore

Zoro # G100402503
Mfr # 85-6091
product price: 
$331.99
/ea
Internal Tool A Nc-734-750 N/C Counterbore 85-7341
Internal Tool

A Nc-734-750 N/C Counterbore

Zoro # G700402552
Mfr # 85-7341
product price: 
$470.99
/ea
Internal Tool A Nc-594-625 N/C Counterbore 85-5941
Internal Tool

A Nc-594-625 N/C Counterbore

Zoro # G900402505
Mfr # 85-5941
product price: 
$331.99
/ea
Porting Tools & Counterbores (993 items) - Page 14
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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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