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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 26

Cleveland Counterbore, 1.375" L, 0.156" dia., Bright C46578
Cleveland

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

Zoro # G4783508
Mfr # C46578
product price: 
$31.29
/ea
Cleveland Counterbore Set, 8, Fractional Inch C91770
Cleveland

Counterbore Set, 8, Fractional Inch

Zoro # G4865968
Mfr # C91770
product price: 
$1,150.99
/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, 2.813" L, 0.250" dia., Bright C46892
Cleveland

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

Zoro # G4769578
Mfr # C46892
product price: 
$100.99
/ea
Scientific Cutting Tools PortTool, 1-1/16"-12, 2-1/8in, Straight MS16142-12S
Scientific Cutting Tools

PortTool, 1-1/16"-12, 2-1/8in, Straight

Zoro # G7860352
Mfr # MS16142-12S
product price: 
$304.99
/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, 2.687" L, 0.375" dia., Bright C46674
Cleveland

Counterbore, 2.687" L, 0.375" dia., Bright

Zoro # G4802679
Mfr # C46674
product price: 
$71.39
/ea
Cleveland Counterbore, 1.625" L, 0.188" dia., Bright C46598
Cleveland

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

Zoro # G4842061
Mfr # C46598
product price: 
$35.69
/ea
Cleveland Counterbore, 1.625" L, 0.156" dia., Bright C46550
Cleveland

Counterbore, 1.625" L, 0.156" dia., Bright

Zoro # G4759732
Mfr # C46550
product price: 
$31.59
/ea
Cleveland AircraftCounterboreW/IntPilot, 13/16in C46904
Cleveland

AircraftCounterboreW/IntPilot, 13/16in

Zoro # G4857470
Mfr # C46904
product price: 
$178.99
/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, 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 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 Counterbore, 1.875" L, 0.250" dia., Bright C46593
Cleveland

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

Zoro # G4829181
Mfr # C46593
product price: 
$39.49
/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 Counterbore, 6.500" L, 0.500" dia., Bright C91712
Cleveland

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

Zoro # G4772271
Mfr # C91712
product price: 
$156.99
/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, 1.375" L, 0.156" dia., Bright C46565
Cleveland

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

Zoro # G4848370
Mfr # C46565
product price: 
$31.29
/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
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 Pilot for Counterbores, 5/32 in, 5/32 in C46529
Cleveland

Pilot for Counterbores, 5/32 in, 5/32 in

Zoro # G4805433
Mfr # C46529
product price: 
$27.45
/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, 2.046" L, 0.313" dia., Bright C46587
Cleveland

Counterbore, 2.046" L, 0.313" dia., Bright

Zoro # G4812433
Mfr # C46587
product price: 
$37.89
/ea
Cleveland Pilot for Counterbores, 3/16 in, 3/16 in C46540
Cleveland

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

Zoro # G4858712
Mfr # C46540
product price: 
$25.59
/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, 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, 1.625" L, 0.188" dia., Bright C46579
Cleveland

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

Zoro # G4758019
Mfr # C46579
product price: 
$31.29
/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
Kodiak Cutting Tools 1/4 Counterbore 1/64 Oversize Capscrew Style 5495864
Kodiak Cutting Tools

1/4 Counterbore 1/64 Oversize Capscrew Style

Zoro # G8614806
Mfr # 5495864
product price: 
$55.85
/ea
Harvey Tool 0.3320'' Cutter DIA x 1.0000'', 1 Flute Length - 4 FL - AlTiN Coated 23731-C3
Harvey Tool

0.3320'' Cutter DIA x 1.0000'', 1 Flute Length - 4 FL - AlTiN Coated

Zoro # G813082092
Mfr # 23731-C3
product price: 
$112.99
/ea
Harvey Tool Counterbores - Flat Bottom, 0.1575" 2344M-C3
Harvey Tool

Counterbores - Flat Bottom, 0.1575"

Zoro # G7242928
Mfr # 2344M-C3
product price: 
$58.29
/ea
Harvey Tool Counterbores - Flat Bottom - Long Reach, 0.4375" (7/16) 25528-C3
Harvey Tool

Counterbores - Flat Bottom - Long Reach, 0.4375" (7/16)

Zoro # G7265504
Mfr # 25528-C3
product price: 
$192.99
/ea
Keo Counterbore, Decimal Inch, 4-1/2 in 902-000-321
Keo

Counterbore, Decimal Inch, 4-1/2 in

Zoro # G621724955
Mfr # 902-000-321
product price: 
$74.89
/ea
Link 14MM Co 3Fl 14.8 Pilot X 21.8 Cbore 12.7 Shank X 150 Oal 75-CO-527
Link

14MM Co 3Fl 14.8 Pilot X 21.8 Cbore 12.7 Shank X 150 Oal

Zoro # G7637457
Mfr # 75-CO-527
product price: 
$122.99
/ea
Harvey Tool 0.2420'' Cutter DIA x 0.8750'', 7/8 Flute Length - 4 FL 23641
Harvey Tool

0.2420'' Cutter DIA x 0.8750'', 7/8 Flute Length - 4 FL

Zoro # G913081735
Mfr # 23641
product price: 
$66.39
/ea
Cleveland Counterbore, 2.000" L, 0.250" dia., Bright C46621
Cleveland

Counterbore, 2.000" L, 0.250" dia., Bright

Zoro # G4786770
Mfr # C46621
product price: 
$50.49
/ea
Porting Tools & Counterbores (993 items) - Page 26
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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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