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  7. Porting Tools & Counterbores
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Porting Tools & Counterbores (995 items) - Page 16

Garant Counterbore for Tapping Drill Holes, 180 Deg, Uncoated, 20X10.2 mm 156220 20X10,2
Garant

Counterbore for Tapping Drill Holes, 180 Deg, Uncoated, 20X10.2 mm

Zoro # G114376036
Mfr # 156220 20X10,2
product price:  $50.65
/ea
Harvey Tool Counterbores - Flat Bottom, 0.1094" (7/64) 23407-C3
Harvey Tool

Counterbores - Flat Bottom, 0.1094" (7/64)

Zoro # G7152436
Mfr # 23407-C3
product price:  $47.95
/ea
Harvey Tool Counterbores - Flat Bottom, 0.0787" 2332M
Harvey Tool

Counterbores - Flat Bottom, 0.0787"

Zoro # G7153687
Mfr # 2332M
product price:  $40.99
/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:  $145.99
/ea
Harvey Tool Counterbores - Flat Bottom - Long Reach, 0.3937" 2550M-C3
Harvey Tool

Counterbores - Flat Bottom - Long Reach, 0.3937"

Zoro # G7247338
Mfr # 2550M-C3
product price:  $161.99
/ea
Keo Counterbore, 1/64 Clearance, Size 7/16, Co 902-000-026
Keo

Counterbore, 1/64 Clearance, Size 7/16, Co

Zoro # G2216444
Mfr # 902-000-026
product price:  $89.29
/ea
Harvey Tool Counterbores - Flat Bottom, 0.4724" 23476
Harvey Tool

Counterbores - Flat Bottom, 0.4724"

Zoro # G7242989
Mfr # 23476
product price:  $119.99
/ea
Harvey Tool Counterbores - Flat Bottom - Long Reach, 0.1575" 2554M-C3
Harvey Tool

Counterbores - Flat Bottom - Long Reach, 0.1575"

Zoro # G7164835
Mfr # 2554M-C3
product price:  $68.19
/ea
Harvey Tool Counterbores - Flat Bottom, 0.0787" 2332M-C3
Harvey Tool

Counterbores - Flat Bottom, 0.0787"

Zoro # G7257856
Mfr # 2332M-C3
product price:  $50.35
/ea
Harvey Tool Counterbores - Flat Bottom, 0.2362" 2346M
Harvey Tool

Counterbores - Flat Bottom, 0.2362"

Zoro # G7252518
Mfr # 2346M
product price:  $54.25
/ea
Cleveland Counterbore, 2.500" L, 0.375" dia., Bright C46647
Cleveland

Counterbore, 2.500" L, 0.375" dia., Bright

Zoro # G4782430
Mfr # C46647
product price:  $51.59
/ea
Harvey Tool Counterbores - Flat Bottom - Long Reach, 0.1719" (11/64) 25511
Harvey Tool

Counterbores - Flat Bottom - Long Reach, 0.1719" (11/64)

Zoro # G7257646
Mfr # 25511
product price:  $61.15
/ea
Cleveland Port Tool, 6.125" L, 0.750" dia., Bright C46445
Cleveland

Port Tool, 6.125" L, 0.750" dia., Bright

Zoro # G4796747
Mfr # C46445
product price:  $189.99
/ea
Harvey Tool Counterbores - Flat Bottom, 0.0394" 2331M
Harvey Tool

Counterbores - Flat Bottom, 0.0394"

Zoro # G7254870
Mfr # 2331M
product price:  $40.99
/ea
Cleveland Counterbore, 1.875" L, 0.188" dia., Bright C46556
Cleveland

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

Zoro # G4823283
Mfr # C46556
product price:  $28.79
/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:  $29.99
/ea
Harvey Tool Counterbores - Flat Bottom, 0.1250" (1/8) 23408
Harvey Tool

Counterbores - Flat Bottom, 0.1250" (1/8)

Zoro # G7153845
Mfr # 23408
product price:  $40.99
/ea
Cleveland Counterbore, 2.281" L, 0.313" dia., Bright C46658
Cleveland

Counterbore, 2.281" L, 0.313" dia., Bright

Zoro # G4774231
Mfr # C46658
product price:  $60.49
/ea
Harvey Tool Counterbores - Flat Bottom - Long Reach, 0.1406" (9/64) 25509-C3
Harvey Tool

Counterbores - Flat Bottom - Long Reach, 0.1406" (9/64)

Zoro # G7248905
Mfr # 25509-C3
product price:  $68.15
/ea
Harvey Tool Counterbores - Flat Bottom - Long Reach, 0.1562" (5/32) 25510
Harvey Tool

Counterbores - Flat Bottom - Long Reach, 0.1562" (5/32)

Zoro # G7245195
Mfr # 25510
product price:  $61.15
/ea
Harvey Tool Counterbores - Flat Bottom, 0.6875" (11/16), Shank Dia.: 3/4" 23444
Harvey Tool

Counterbores - Flat Bottom, 0.6875" (11/16), Shank Dia.: 3/4"

Zoro # G7257637
Mfr # 23444
product price:  $297.99
/ea
Cleveland Pilot for Counterbores, 3/32 in, 5/32 in C46533
Cleveland

Pilot for Counterbores, 3/32 in, 5/32 in

Zoro # G4784783
Mfr # C46533
product price:  $25.89
/ea
Cleveland Counterbore, 1.937" L, 0.250" dia., Bright C46613
Cleveland

Counterbore, 1.937" L, 0.250" dia., Bright

Zoro # G4772761
Mfr # C46613
product price:  $37.79
/ea
Harvey Tool Counterbores - Flat Bottom, 0.0700" 23370-C3
Harvey Tool

Counterbores - Flat Bottom, 0.0700"

Zoro # G7149365
Mfr # 23370-C3
product price:  $43.55
/ea
Harvey Tool Counterbores - Flat Bottom - Long Reach, 0.0787" 2542M-C3
Harvey Tool

Counterbores - Flat Bottom - Long Reach, 0.0787"

Zoro # G7253960
Mfr # 2542M-C3
product price:  $58.35
/ea
Garant Counterbore for Tapping Drill Holes, 180 Deg, Uncoated, 6.5X2.9 mm 156220 6,5X2,9
Garant

Counterbore for Tapping Drill Holes, 180 Deg, Uncoated, 6.5X2.9 mm

Zoro # G814376060
Mfr # 156220 6,5X2,9
product price:  $25.99
/ea
Cleveland Counterbore, 6.000" L, 0.438" dia., Bright C91709
Cleveland

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

Zoro # G4790961
Mfr # C91709
product price:  $139.99
/ea
Harvey Tool Counterbores - Flat Bottom, 0.2969" (19/64) 23419
Harvey Tool

Counterbores - Flat Bottom, 0.2969" (19/64)

Zoro # G7154448
Mfr # 23419
product price:  $65.59
/ea
Harvey Tool Counterbores - Flat Bottom - Long Reach, 0.3750" (3/8), Number of Flutes: 4 25524
Harvey Tool

Counterbores - Flat Bottom - Long Reach, 0.3750" (3/8), Number of Flutes: 4

Zoro # G7260297
Mfr # 25524
product price:  $114.99
/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:  $25.75
/ea
Drill America 1" 1-1/16" Continuous Pilot Capscrew Counterbore DEWCSCBR1INCH
Drill America

1" 1-1/16" Continuous Pilot Capscrew Counterbore

Zoro # G1746424
Mfr # DEWCSCBR1INCH
product price:  $141.99
/ea
Keo Counterbore, 1/64 Clearance, Size No 6, Co 902-000-008
Keo

Counterbore, 1/64 Clearance, Size No 6, Co

Zoro # G0394344
Mfr # 902-000-008
product price:  $60.39
/ea
Harvey Tool Counterbores - Flat Bottom, 0.0900" 23390
Harvey Tool

Counterbores - Flat Bottom, 0.0900"

Zoro # G7253954
Mfr # 23390
product price:  $40.99
/ea
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:  $294.99
/ea
Harvey Tool Counterbores - Flat Bottom - Long Reach, 0.0787" 2542M
Harvey Tool

Counterbores - Flat Bottom - Long Reach, 0.0787"

Zoro # G7160459
Mfr # 2542M
product price:  $49.85
/ea
Cleveland Port Tool, 2.813" L, 0.250" dia., Bright C46891
Cleveland

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

Zoro # G4787647
Mfr # C46891
product price:  $93.69
/ea
Porting Tools & Counterbores (995 items) - Page 16
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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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