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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 24

Cleveland Port Tool, 5.125" L, 0.500" dia., Bright C46435
Cleveland

Port Tool, 5.125" L, 0.500" dia., Bright

Zoro # G4826357
Mfr # C46435
product price:  $156.99
/ea
Cleveland Counterbore, 1.375" L, 0.125" dia., Bright C46548
Cleveland

Counterbore, 1.375" L, 0.125" dia., Bright

Zoro # G4869809
Mfr # C46548
product price:  $34.69
/ea
Cleveland Counterbore, 6.500" L, 0.500" dia., Bright C91714
Cleveland

Counterbore, 6.500" L, 0.500" dia., Bright

Zoro # G4854768
Mfr # C91714
product price:  $184.99
/ea
Cleveland Pilot for Counterbores, 3/32 in, 3/32 in C46545
Cleveland

Pilot for Counterbores, 3/32 in, 3/32 in

Zoro # G4837152
Mfr # C46545
product price:  $30.59
/ea
Cleveland Counterbore, 1.625" L, 0.188" dia., Bright C46605
Cleveland

Counterbore, 1.625" L, 0.188" dia., Bright

Zoro # G4782193
Mfr # C46605
product price:  $35.69
/ea
Cleveland Counterbore, 1.812" L, 0.250" dia., Bright C46573
Cleveland

Counterbore, 1.812" L, 0.250" dia., Bright

Zoro # G4776830
Mfr # C46573
product price:  $35.29
/ea
Cleveland Counterbore, 2.187" L, 0.188" dia., Bright C46620
Cleveland

Counterbore, 2.187" L, 0.188" dia., Bright

Zoro # G4866010
Mfr # C46620
product price:  $42.15
/ea
Cleveland Pilot for Counterbores, 3/32 in, 3/32 in C46538
Cleveland

Pilot for Counterbores, 3/32 in, 3/32 in

Zoro # G4815671
Mfr # C46538
product price:  $27.55
/ea
Cleveland Counterbore, 1.687" L, 0.156" dia., Bright C46571
Cleveland

Counterbore, 1.687" L, 0.156" dia., Bright

Zoro # G4760469
Mfr # C46571
product price:  $31.29
/ea
Scientific Cutting Tools Port Tool, MS33649, Solid, 9/16-18 UNJF MS33649-6S
Scientific Cutting Tools

Port Tool, MS33649, Solid, 9/16-18 UNJF

Zoro # G8169226
Mfr # MS33649-6S
product price:  $212.99
/ea
Cleveland Counterbore, 1.812" L, 0.250" dia., Bright C46580
Cleveland

Counterbore, 1.812" L, 0.250" dia., Bright

Zoro # G4761412
Mfr # C46580
product price:  $35.29
/ea
Cleveland Counterbore, 1.500" L, 0.125" dia., Bright C46569
Cleveland

Counterbore, 1.500" L, 0.125" dia., Bright

Zoro # G4756092
Mfr # C46569
product price:  $31.29
/ea
Cleveland Counterbore, 1.875" L, 0.250" dia., Bright C46599
Cleveland

Counterbore, 1.875" L, 0.250" dia., Bright

Zoro # G4762121
Mfr # C46599
product price:  $41.39
/ea
Cleveland Port Tool, 5.375" L, 0.500" dia., Bright C46438
Cleveland

Port Tool, 5.375" L, 0.500" dia., Bright

Zoro # G4850662
Mfr # C46438
product price:  $177.99
/ea
Cleveland Counterbore, 1.437" L, 0.094" dia., Bright C46549
Cleveland

Counterbore, 1.437" L, 0.094" dia., Bright

Zoro # G4820002
Mfr # C46549
product price:  $30.15
/ea
Cleveland Counterbore, 8.813" L, 1.000" dia., Bright C91749
Cleveland

Counterbore, 8.813" L, 1.000" dia., Bright

Zoro # G4817132
Mfr # C91749
product price:  $444.99
/ea
Keo Counterbore, 1/64 Clearance, Size 1/2, Co 902-000-029
Keo

Counterbore, 1/64 Clearance, Size 1/2, Co

Zoro # G2109843
Mfr # 902-000-029
product price:  $115.99
/ea
Cleveland Port Tool, 5.125" L, 0.500" dia., Bright C46437
Cleveland

Port Tool, 5.125" L, 0.500" dia., Bright

Zoro # G4817729
Mfr # C46437
product price:  $167.99
/ea
Cleveland Counterbore, 2.218" L, 0.313" dia., Bright C46630
Cleveland

Counterbore, 2.218" L, 0.313" dia., Bright

Zoro # G4799903
Mfr # C46630
product price:  $53.89
/ea
Cleveland Pilot for Counterbores, 3/32 in, 3/32 in C46520
Cleveland

Pilot for Counterbores, 3/32 in, 3/32 in

Zoro # G4758658
Mfr # C46520
product price:  $27.29
/ea
Cleveland Counterbore, 7.000" L, 0.500" dia., Bright C91715
Cleveland

Counterbore, 7.000" L, 0.500" dia., Bright

Zoro # G4772831
Mfr # C91715
product price:  $176.99
/ea
Cleveland Counterbore, 1.500" L, 0.125" dia., Bright C46583
Cleveland

Counterbore, 1.500" L, 0.125" dia., Bright

Zoro # G4859309
Mfr # C46583
product price:  $31.29
/ea
Cleveland Port Tool, 3.000" L, 0.234" dia., Bright C46422
Cleveland

Port Tool, 3.000" L, 0.234" dia., Bright

Zoro # G4858432
Mfr # C46422
product price:  $109.99
/ea
Cleveland Port Tool, 4.313" L, 0.500" dia., Bright C46432
Cleveland

Port Tool, 4.313" L, 0.500" dia., Bright

Zoro # G4831519
Mfr # C46432
product price:  $154.99
/ea
Cleveland Counterbore, 7.000" L, 0.500" dia., Bright C91832
Cleveland

Counterbore, 7.000" L, 0.500" dia., Bright

Zoro # G4878802
Mfr # C91832
product price:  $214.99
/ea
Cleveland Port Tool, 5.125" L, 0.500" dia., Bright C46436
Cleveland

Port Tool, 5.125" L, 0.500" dia., Bright

Zoro # G4880780
Mfr # C46436
product price:  $167.99
/ea
Cleveland Counterbore, 5.750" L, 0.375" dia., Bright C92705
Cleveland

Counterbore, 5.750" L, 0.375" dia., Bright

Zoro # G4869547
Mfr # C92705
product price:  $144.99
/ea
Cleveland Counterbore, 1.625" L, 0.188" dia., Bright C46566
Cleveland

Counterbore, 1.625" L, 0.188" dia., Bright

Zoro # G4775613
Mfr # C46566
product price:  $31.29
/ea
Scientific Cutting Tools Port Tool, MS33649, Solid, 5/16-24 UNJF MS33649-2S
Scientific Cutting Tools

Port Tool, MS33649, Solid, 5/16-24 UNJF

Zoro # G8099305
Mfr # MS33649-2S
product price:  $194.99
/ea
Cleveland AircraftCounterboreW/IntPilot, 13/16in C46904
Cleveland

AircraftCounterboreW/IntPilot, 13/16in

Zoro # G4857470
Mfr # C46904
product price:  $178.99
/ea
Cleveland Counterbore, 1.750" L, 0.250" dia., Bright C46557
Cleveland

Counterbore, 1.750" L, 0.250" dia., Bright

Zoro # G4803187
Mfr # C46557
product price:  $33.39
/ea
Cleveland Port Tool, 3.813" L, 0.266" dia., Bright C46424
Cleveland

Port Tool, 3.813" L, 0.266" dia., Bright

Zoro # G4789808
Mfr # C46424
product price:  $119.99
/ea
Cleveland Port Tool, 6.375" L, 1.000" dia., Bright C46449
Cleveland

Port Tool, 6.375" L, 1.000" dia., Bright

Zoro # G4815242
Mfr # C46449
product price:  $277.99
/ea
Cleveland Port Tool, 4.063" L, 0.375" dia., Bright C46429
Cleveland

Port Tool, 4.063" L, 0.375" dia., Bright

Zoro # G4845397
Mfr # C46429
product price:  $138.99
/ea
Cleveland Counterbore, 3.000" L, 0.250" dia., Bright C91698
Cleveland

Counterbore, 3.000" L, 0.250" dia., Bright

Zoro # G4793831
Mfr # C91698
product price:  $118.99
/ea
Cleveland Counterbore, 5.750" L, 0.375" dia., Bright C91703
Cleveland

Counterbore, 5.750" L, 0.375" dia., Bright

Zoro # G4824981
Mfr # C91703
product price:  $132.99
/ea
Porting Tools & Counterbores (993 items) - Page 24
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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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