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  1. Home
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  5. Cutting Tools
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  7. Porting Tools & Counterbores
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Porting Tools & Counterbores (995 items) - Page 23

No Product Image Available
Keo

Counterbore, Decimal Inch, 4-1/2 in

Zoro # G421726708
Mfr # 902-000-126
product price:  $70.59
/ea
Garant Interchangeable Pilot Pin for Counterbore 156520 33-40, 21 mm 156620 10X21
Garant

Interchangeable Pilot Pin for Counterbore 156520 33-40, 21 mm

Zoro # G414389811
Mfr # 156620 10X21
product price:  $45.65
/ea
Internal Tool A Nc-203-250 N/C Counterbore 85-2031
Internal Tool

A Nc-203-250 N/C Counterbore

Zoro # G800402360
Mfr # 85-2031
product price:  $54.05
/ea
Garant Interchangeable Pilot Pin for Counterbore 156520 15, 6.8 mm 156620 4X6,8
Garant

Interchangeable Pilot Pin for Counterbore 156520 15, 6.8 mm

Zoro # G514389711
Mfr # 156620 4X6,8
product price:  $26.19
/ea
Internal Tool A Nc-750-750 N/C Counterbore 85-7501
Internal Tool

A Nc-750-750 N/C Counterbore

Zoro # G900402642
Mfr # 85-7501
product price:  $424.99
/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
Super Tool Counterbore, 1/4" D, Carbide Tipped 56401
Super Tool

Counterbore, 1/4" D, Carbide Tipped

Zoro # G0330333
Mfr # 56401
product price:  $80.29
/ea
Qualtech Counterbore, Morse Taper Shank, Series DEWCBR, 158 Bore, 818 Overall Length, 4 Shank Diamete DEWCBRTS1-5/8
Qualtech

Counterbore, Morse Taper Shank, Series DEWCBR, 158 Bore, 818 Overall Length, 4 Shank Diamete

Zoro # G008029123
Mfr # DEWCBRTS1-5/8
product price:  $182.99
/ea
No Product Image Available
Keo

Counterbore, Decimal Inch, 3 in

Zoro # G421725886
Mfr # 902-000-333
product price:  $52.69
/ea
No Product Image Available
Keo

Counterbore, Metric, 100 mm

Zoro # G221727196
Mfr # 902-000-246
product price:  $73.69
/ea
No Product Image Available
Keo

Counterbore, Decimal Inch, 7 in

Zoro # G621726775
Mfr # 902-000-295
product price:  $537.99
/ea
No Product Image Available
Keo

Counterbore, Decimal Inch, 3 in

Zoro # G321727355
Mfr # 902-000-087
product price:  $54.59
/ea
No Product Image Available
Keo

Counterbore, Decimal Inch, 4-1/2 in

Zoro # G821726032
Mfr # 902-000-318
product price:  $75.89
/ea
Tungaloy Solid End Mill Head, VGC078L08.0R02-, PK2 6859332
Tungaloy

Solid End Mill Head, VGC078L08.0R02-, PK2

Zoro # G401778987
Mfr # 6859332
product price:  $108.99
/pk 2, $54.50/ea
No Product Image Available
Keo

Counterbore, Decimal Inch, 6 in

Zoro # G821725295
Mfr # 902-000-168
product price:  $162.99
/ea
No Product Image Available
Keo

Counterbore, Decimal Inch, 5 in

Zoro # G421726210
Mfr # 902-000-147
product price:  $99.79
/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
No Product Image Available
Keo

Counterbore, Decimal Inch, 6 in

Zoro # G421727699
Mfr # 902-000-306
product price:  $134.99
/ea
Super Tool Reduced Shank Counterbore, 1-3/8" D 52244
Super Tool

Reduced Shank Counterbore, 1-3/8" D

Zoro # G0331307
Mfr # 52244
product price:  $188.99
/ea
Super Tool Counterbore, 9/16" D, Carbide Tipped 56406
Super Tool

Counterbore, 9/16" D, Carbide Tipped

Zoro # G0330351
Mfr # 56406
product price:  $102.99
/ea
No Product Image Available
Keo

Counterbore, Decimal Inch, 7 in

Zoro # G121727029
Mfr # 902-000-177
product price:  $351.99
/ea
No Product Image Available
Keo

Counterbore, Decimal Inch, 7 in

Zoro # G221726816
Mfr # 902-000-180
product price:  $351.99
/ea
No Product Image Available
Keo

Counterbore, Decimal Inch, 6 in

Zoro # G321727744
Mfr # 902-000-302
product price:  $185.99
/ea
Super Tool Counterbore, 29/32" D, Carbide Tipped 5799062
Super Tool

Counterbore, 29/32" D, Carbide Tipped

Zoro # G0330239
Mfr # 5799062
product price:  $161.99
/ea
No Product Image Available
Keo

Counterbore, Decimal Inch, 6 in

Zoro # G921726390
Mfr # 902-000-153
product price:  $115.99
/ea
Link 16MM Co 3Fl 16.8 Pilot X 24.8 Cbore 12.7 Shank X 150 Oal 75-CO-528
Link

16MM Co 3Fl 16.8 Pilot X 24.8 Cbore 12.7 Shank X 150 Oal

Zoro # G7636206
Mfr # 75-CO-528
product price:  $131.99
/ea
Internal Tool A Nc-406-437 N/C Counterbore 85-4061
Internal Tool

A Nc-406-437 N/C Counterbore

Zoro # G200402373
Mfr # 85-4061
product price:  $120.99
/ea
No Product Image Available
Keo

Counterbore, Metric, 80 mm

Zoro # G821726940
Mfr # 902-000-234
product price:  $69.29
/ea
No Product Image Available
Keo

Counterbore, Decimal Inch, 7 in

Zoro # G221725512
Mfr # 902-000-174
product price:  $237.99
/ea
No Product Image Available
Keo

Counterbore, Metric, 100 mm

Zoro # G121726640
Mfr # 902-000-261
product price:  $102.99
/ea
No Product Image Available
Keo

Counterbore, Decimal Inch, 5 in

Zoro # G221725109
Mfr # 902-000-309
product price:  $116.99
/ea
No Product Image Available
Keo

Counterbore, Metric, 100 mm

Zoro # G521726073
Mfr # 902-000-255
product price:  $90.89
/ea
Garant Interchangeable Pilot Pin for Counterbore 156520 18-20, 9 mm 156620 5X9
Garant

Interchangeable Pilot Pin for Counterbore 156520 18-20, 9 mm

Zoro # G014389655
Mfr # 156620 5X9
product price:  $31.79
/ea
No Product Image Available
Keo

Counterbore, Decimal Inch, 3 in

Zoro # G121725711
Mfr # 902-000-331
product price:  $55.29
/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:  $79.15
/ea
No Product Image Available
Keo

Counterbore Set, 7, Fractional Inch

Zoro # G321727829
Mfr # 902-000-195
product price:  $526.99
/ea
Porting Tools & Counterbores (995 items) - Page 23
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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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