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  1. Home
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  5. Cutting Tools
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  7. Porting Tools & Counterbores

Porting Tools & Counterbores (993 items) - Page 25

Cleveland Counterbore, 8.813" L, 1.000" dia., Bright C91735
Cleveland

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

Zoro # G4803981
Mfr # C91735
product price: 
$308.99
/ea
Cleveland Counterbore, 1.375" L, 0.156" dia., Bright C46597
Cleveland

Counterbore, 1.375" L, 0.156" dia., Bright

Zoro # G4853657
Mfr # C46597
product price: 
$35.69
/ea
Cleveland Counterbore Set, 9, Fractional Inch C91750
Cleveland

Counterbore Set, 9, Fractional Inch

Zoro # G4823450
Mfr # C91750
product price: 
$1,150.99
/ea
Cleveland Counterbore, 1.812" L, 0.250" dia., Bright C46586
Cleveland

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

Zoro # G4775710
Mfr # C46586
product price: 
$35.29
/ea
Cleveland Port Tool, 5.125" L, 0.500" dia., Bright C46434
Cleveland

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

Zoro # G4804261
Mfr # C46434
product price: 
$151.99
/ea
Cleveland Counterbore, 6.000" L, 0.438" dia., Bright C91711
Cleveland

Counterbore, 6.000" L, 0.438" dia., Bright

Zoro # G4760992
Mfr # C91711
product price: 
$165.99
/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, 2.813" L, 0.250" dia., Bright C46896
Cleveland

Port Tool, 2.813" L, 0.250" dia., Bright

Zoro # G4837843
Mfr # C46896
product price: 
$131.99
/ea
Cleveland Counterbore, 2.187" L, 0.250" dia., Bright C46687
Cleveland

Counterbore, 2.187" L, 0.250" dia., Bright

Zoro # G4818867
Mfr # C46687
product price: 
$71.99
/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, 2.156" L, 0.313" dia., Bright C46614
Cleveland

Counterbore, 2.156" L, 0.313" dia., Bright

Zoro # G4767703
Mfr # C46614
product price: 
$44.19
/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, 2.375" L, 0.250" dia., Bright C46886
Cleveland

Port Tool, 2.375" L, 0.250" dia., Bright

Zoro # G4764151
Mfr # C46886
product price: 
$88.39
/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, 4.063" L, 0.375" dia., Bright C46428
Cleveland

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

Zoro # G4760828
Mfr # C46428
product price: 
$130.99
/ea
Cleveland Counterbore, 1.875" L, 0.188" dia., Bright C46560
Cleveland

Counterbore, 1.875" L, 0.188" dia., Bright

Zoro # G4784731
Mfr # C46560
product price: 
$31.29
/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, 3.500" L, 0.344" dia., Bright C91701
Cleveland

Counterbore, 3.500" L, 0.344" dia., Bright

Zoro # G4829647
Mfr # C91701
product price: 
$135.99
/ea
Cleveland Port Tool, 6.375" L, 0.750" dia., Bright C46448
Cleveland

Port Tool, 6.375" L, 0.750" dia., Bright

Zoro # G4837189
Mfr # C46448
product price: 
$266.99
/ea
Cleveland Port Tool, 3.813" L, 0.312" dia., Bright C46426
Cleveland

Port Tool, 3.813" L, 0.312" dia., Bright

Zoro # G4766933
Mfr # C46426
product price: 
$125.99
/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 Counterbore, 6.500" L, 0.500" dia., Bright C91713
Cleveland

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

Zoro # G4806842
Mfr # C91713
product price: 
$151.99
/ea
Cleveland Counterbore, 7.250" L, 0.500" dia., Bright C91723
Cleveland

Counterbore, 7.250" L, 0.500" dia., Bright

Zoro # G4756083
Mfr # C91723
product price: 
$205.99
/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 Port Tool, 2.813" L, 0.250" dia., Bright C46906
Cleveland

Port Tool, 2.813" L, 0.250" dia., Bright

Zoro # G4774983
Mfr # C46906
product price: 
$184.99
/ea
Cleveland Counterbore, 3.500" L, 0.313" dia., Bright C91699
Cleveland

Counterbore, 3.500" L, 0.313" dia., Bright

Zoro # G4780041
Mfr # C91699
product price: 
$137.99
/ea
Cleveland Counterbore, 1.437" L, 0.250" dia., Bright C46629
Cleveland

Counterbore, 1.437" L, 0.250" dia., Bright

Zoro # G4802030
Mfr # C46629
product price: 
$50.49
/ea
Cleveland Pilot for Counterbores, 3/16 in, 3/16 in C46546
Cleveland

Pilot for Counterbores, 3/16 in, 3/16 in

Zoro # G4802730
Mfr # C46546
product price: 
$32.25
/ea
Cleveland Port Tool, 4.313" L, 0.437" dia., Bright C46431
Cleveland

Port Tool, 4.313" L, 0.437" dia., Bright

Zoro # G4758122
Mfr # C46431
product price: 
$155.99
/ea
Cleveland Port Tool, 3.813" L, 0.234" dia., Bright C46423
Cleveland

Port Tool, 3.813" L, 0.234" dia., Bright

Zoro # G4780032
Mfr # C46423
product price: 
$119.99
/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, 0.625" dia., Bright C46440
Cleveland

Port Tool, 5.375" L, 0.625" dia., Bright

Zoro # G4872520
Mfr # C46440
product price: 
$182.99
/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 Pilot for Counterbores, 1/8 in, 1/8 in C46544
Cleveland

Pilot for Counterbores, 1/8 in, 1/8 in

Zoro # G4776657
Mfr # C46544
product price: 
$30.59
/ea
Cleveland AircraftCounterboreW/IntPilot, 15/32in C46893
Cleveland

AircraftCounterboreW/IntPilot, 15/32in

Zoro # G4845668
Mfr # C46893
product price: 
$104.99
/ea
Cleveland Counterbore, 2.062" L, 0.188" dia., Bright C46592
Cleveland

Counterbore, 2.062" L, 0.188" dia., Bright

Zoro # G4783937
Mfr # C46592
product price: 
$35.69
/ea
Porting Tools & Counterbores (993 items) - Page 25
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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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