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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 17

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
Garant Interchangeable Pilot Pin for Counterbore 156520 18-20, 8.4 mm 156620 5X8,4
Garant

Interchangeable Pilot Pin for Counterbore 156520 18-20, 8.4 mm

Zoro # G214389592
Mfr # 156620 5X8,4
product price:  $31.79
/ea
Kodiak Cutting Tools 1/2 Counterbore 1/32 Oversize Capscrew Style 5496062
Kodiak Cutting Tools

1/2 Counterbore 1/32 Oversize Capscrew Style

Zoro # G8644748
Mfr # 5496062
product price:  $95.79
/ea
Super Tool Counterbore, 9/16" D, Carbide Tipped 56406
Super Tool

Counterbore, 9/16" D, Carbide Tipped

Zoro # G0330351
Mfr # 56406
product price:  $108.99
/ea
No Product Image Available
Keo

Counterbore, Decimal Inch, 3 in

Zoro # G121727616
Mfr # 902-000-072
product price:  $53.49
/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
Super Tool Counterbore, 1" D, Carbide Tipped 56413
Super Tool

Counterbore, 1" D, Carbide Tipped

Zoro # G0329870
Mfr # 56413
product price:  $134.99
/ea
Super Tool Counterbore, 19/32" D, Carbide Tipped 5775938
Super Tool

Counterbore, 19/32" D, Carbide Tipped

Zoro # G0330360
Mfr # 5775938
product price:  $130.99
/ea
No Product Image Available
Keo

Counterbore, Decimal Inch, 6 in

Zoro # G421727699
Mfr # 902-000-306
product price:  $146.99
/ea
No Product Image Available
Keo

Counterbore, Decimal Inch, 6 in

Zoro # G421726128
Mfr # 902-000-159
product price:  $125.99
/ea
No Product Image Available
Keo

Counterbore, Decimal Inch, 5 in

Zoro # G121726527
Mfr # 902-000-135
product price:  $93.39
/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
Link #6 HSS Se .150 X .250 Drill .242 Cbore 3/16 Shank 1-7/32 Oal 50-L2-181
Link

#6 HSS Se .150 X .250 Drill .242 Cbore 3/16 Shank 1-7/32 Oal

Zoro # G7639986
Mfr # 50-L2-181
product price:  $20.89
/ea
No Product Image Available
Keo

Counterbore, Metric, 80 mm

Zoro # G721725272
Mfr # 902-000-228
product price:  $69.29
/ea
No Product Image Available
Keo

Counterbore, Decimal Inch, 5 in

Zoro # G221725109
Mfr # 902-000-309
product price:  $127.99
/ea
Super Tool Counterbore, 23/32" D, Carbide Tipped 5797188
Super Tool

Counterbore, 23/32" D, Carbide Tipped

Zoro # G0330071
Mfr # 5797188
product price:  $122.99
/ea
Link 7/16" Co 3Fl 0.468 Pilot X 0.695 Cbore 1/2" Shank X 6" Oal 50-CO-187
Link

7/16" Co 3Fl 0.468 Pilot X 0.695 Cbore 1/2" Shank X 6" Oal

Zoro # G7641298
Mfr # 50-CO-187
product price:  $105.99
/ea
Garant Interchangeable Pilot Pin for Counterbore 156520 26-30, 17 mm 156620 8X17
Garant

Interchangeable Pilot Pin for Counterbore 156520 26-30, 17 mm

Zoro # G214389547
Mfr # 156620 8X17
product price:  $38.19
/ea
Super Tool Reduced Shank Counterbore, 11/16" D 52222
Super Tool

Reduced Shank Counterbore, 11/16" D

Zoro # G0331377
Mfr # 52222
product price:  $106.99
/ea
Link #5 3Xd HSS Se .138 X .414 Drill .220 Cbore 1/4 Shank 2 Oal 50-L2-380
Link

#5 3Xd HSS Se .138 X .414 Drill .220 Cbore 1/4 Shank 2 Oal

Zoro # G7644840
Mfr # 50-L2-380
product price:  $30.55
/ea
Kodiak Cutting Tools No. 1 Counterbores 1/32 Oversize Capscrew Style 5496106
Kodiak Cutting Tools

No. 1 Counterbores 1/32 Oversize Capscrew Style

Zoro # G8615357
Mfr # 5496106
product price:  $241.99
/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
No Product Image Available
Keo

Counterbore, Metric, 100 mm

Zoro # G921727458
Mfr # 902-000-264
product price:  $112.99
/ea
Kodiak Cutting Tools No. 3/8 Counterbores 1/64 Oversize Capscrew Style 5495886
Kodiak Cutting Tools

No. 3/8 Counterbores 1/64 Oversize Capscrew Style

Zoro # G8614830
Mfr # 5495886
product price:  $68.95
/ea
Morse Cap Screw Counterbore, Straight Shank, Series 1766, 12 mm Screw, 06496 Bore Dia, 712 Overall L 25752
Morse

Cap Screw Counterbore, Straight Shank, Series 1766, 12 mm Screw, 06496 Bore Dia, 712 Overall L

Zoro # G908029070
Mfr # 25752
product price:  $125.99
/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
Kodiak Cutting Tools No. 8 Counterbores 1/32 Oversize Capscrew Style 5495996
Kodiak Cutting Tools

No. 8 Counterbores 1/32 Oversize Capscrew Style

Zoro # G8624396
Mfr # 5495996
product price:  $47.95
/ea
Super Tool Reduced Shank Counterbore, 1-1/8" D 52236
Super Tool

Reduced Shank Counterbore, 1-1/8" D

Zoro # G0331593
Mfr # 52236
product price:  $185.39
/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
No Product Image Available
Keo

Counterbore, Decimal Inch, 3 in

Zoro # G421725336
Mfr # 902-000-090
product price:  $61.89
/ea
Internal Tool A Nc-375-375 N/C Counterbore 85-3751
Internal Tool

A Nc-375-375 N/C Counterbore

Zoro # G600402423
Mfr # 85-3751
product price:  $108.99
/ea
No Product Image Available
Keo

Counterbore Set, 7, Fractional Inch

Zoro # G421725862
Mfr # 902-000-192
product price:  $573.99
/ea
No Product Image Available
Keo

Counterbore Set, 7, Fractional Inch

Zoro # G621726478
Mfr # 902-000-292
product price:  $647.99
/ea
Super Tool Counterbore, 1-3/16" D, Carbide Tipped 56416
Super Tool

Counterbore, 1-3/16" D, Carbide Tipped

Zoro # G0329843
Mfr # 56416
product price:  $154.99
/ea
Garant Interchangeable Pilot Pin for Counterbore 156520 26-30, 19 mm 156620 8X19
Garant

Interchangeable Pilot Pin for Counterbore 156520 26-30, 19 mm

Zoro # G714389580
Mfr # 156620 8X19
product price:  $38.19
/ea
No Product Image Available
Keo

Counterbore, Metric, 100 mm

Zoro # G221725246
Mfr # 902-000-252
product price:  $98.89
/ea
Porting Tools & Counterbores (993 items) - Page 17
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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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metric counterbore set1-1/4 in counterborepilot counterborecounter bore pilotcounterbores - flat bottom

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