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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

Internal Tool A Nc-500-500 N/C Counterbore 85-5001
Internal Tool

A Nc-500-500 N/C Counterbore

Zoro # G900402536
Mfr # 85-5001
product price:  $165.99
/ea
Internal Tool A Nc-625-625 N/C Counterbore 85-6251
Internal Tool

A Nc-625-625 N/C Counterbore

Zoro # G500402530
Mfr # 85-6251
product price:  $333.99
/ea
Link 4MM Co 3Fl 4.8 Pilot X 7.8 Cbore 6.35 Shank X 100 Oal 75-CO-521
Link

4MM Co 3Fl 4.8 Pilot X 7.8 Cbore 6.35 Shank X 100 Oal

Zoro # G7638839
Mfr # 75-CO-521
product price:  $66.95
/ea
Link 5MM Co 3Fl 5.8 Pilot X 9.3 Cbore 6.35 Shank X 100 Oal 75-CO-522
Link

5MM Co 3Fl 5.8 Pilot X 9.3 Cbore 6.35 Shank X 100 Oal

Zoro # G7644965
Mfr # 75-CO-522
product price:  $74.35
/ea
Tungaloy Solid End Mill Head, VGC100L09.0R04-, PK2 6859479
Tungaloy

Solid End Mill Head, VGC100L09.0R04-, PK2

Zoro # G001779018
Mfr # 6859479
product price:  $159.99
/pk 2, $80.00/ea
No Product Image Available
Keo

Counterbore, Decimal Inch, 3 in

Zoro # G321726648
Mfr # 902-000-327
product price:  $65.79
/ea
Link 5/16" Co 3Fl 0.343 Pilot X 0.507 Cbore 3/8" Shank X 5" Oal 50-CO-185
Link

5/16" Co 3Fl 0.343 Pilot X 0.507 Cbore 3/8" Shank X 5" Oal

Zoro # G7638866
Mfr # 50-CO-185
product price:  $85.65
/ea
No Product Image Available
Keo

Counterbore, Decimal Inch, 7 in

Zoro # G221725512
Mfr # 902-000-174
product price:  $258.99
/ea
No Product Image Available
Keo

Counterbore, Decimal Inch, 3 in

Zoro # G321726655
Mfr # 902-000-093
product price:  $61.89
/ea
Link 4MM HSS Se 4.36 X 7.54 Drill 7.54 Cbore 6.35 Shank 34.92 Oal 75-L2-521
Link

4MM HSS Se 4.36 X 7.54 Drill 7.54 Cbore 6.35 Shank 34.92 Oal

Zoro # G7643775
Mfr # 75-L2-521
product price:  $20.89
/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:  $193.99
/ea
Tungaloy Solid End Mill Head, VGC117L10.0R03-, PK2 6859458
Tungaloy

Solid End Mill Head, VGC117L10.0R03-, PK2

Zoro # G801779058
Mfr # 6859458
product price:  $68.69
/pk 2, $34.35/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, 3 in

Zoro # G421725336
Mfr # 902-000-090
product price:  $61.89
/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
Internal Tool A Nc-281-312 N/C Counterbore 85-2811
Internal Tool

A Nc-281-312 N/C Counterbore

Zoro # G600402386
Mfr # 85-2811
product price:  $82.79
/ea
No Product Image Available
Keo

Counterbore, Metric, 71 mm

Zoro # G721725548
Mfr # 902-000-198
product price:  $53.79
/ea
No Product Image Available
Keo

Counterbore, Decimal Inch, 4-1/2 in

Zoro # G921726406
Mfr # 902-000-313
product price:  $92.89
/ea
Tungaloy Solid End Mill Head, VGC080L08.0R10-, PK2 6859333
Tungaloy

Solid End Mill Head, VGC080L08.0R10-, PK2

Zoro # G401779007
Mfr # 6859333
product price:  $142.99
/pk 2, $71.50/ea
No Product Image Available
Keo

Counterbore, Decimal Inch, 7 in

Zoro # G921726024
Mfr # 902-000-299
product price:  $306.99
/ea
Internal Tool A Nc-641-750 N/C Counterbore 85-6411
Internal Tool

A Nc-641-750 N/C Counterbore

Zoro # G400402531
Mfr # 85-6411
product price:  $444.99
/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
No Product Image Available
Keo

Counterbore, Decimal Inch, 4-1/2 in

Zoro # G321726624
Mfr # 902-000-120
product price:  $73.39
/ea
Super Tool Counterbore, 17/32" D, Carbide Tipped 5795312
Super Tool

Counterbore, 17/32" D, Carbide Tipped

Zoro # G0330169
Mfr # 5795312
product price:  $148.99
/ea
Super Tool 1 in. dia. Carbide Tipped Counterbore for Steel, Morse Taper Shank No. 3, 3 flutes 47421
Super Tool

1 in. dia. Carbide Tipped Counterbore for Steel, Morse Taper Shank No. 3, 3 flutes

Zoro # G810744221
Mfr # 47421
product price:  $174.99
/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-094-125 N/C Counterbore 85-0941
Internal Tool

A Nc-094-125 N/C Counterbore

Zoro # G500402363
Mfr # 85-0941
product price:  $36.79
/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
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 Counterbore, 1-13/16" D, Carbide Tipped 56425
Super Tool

Counterbore, 1-13/16" D, Carbide Tipped

Zoro # G0329922
Mfr # 56425
product price:  $396.99
/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
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, 3 in

Zoro # G421725886
Mfr # 902-000-333
product price:  $57.29
/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 #8 English Shcs HSS Counterbore 60-L2-295
Link

Ua4 #8 English Shcs HSS Counterbore

Zoro # G7636066
Mfr # 60-L2-295
product price:  $23.25
/ea
Super Tool Reduced Shank Counterbore, 15/16" D 52230
Super Tool

Reduced Shank Counterbore, 15/16" D

Zoro # G0331237
Mfr # 52230
product price:  $111.99
/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.

Related Categories

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