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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 27

Cleveland Counterbore, 8.813" L, 1.000" dia., Bright C91734
Cleveland

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

Zoro # G4865758
Mfr # C91734
product price:  $303.99
/ea
Cleveland Pilot for Counterbores, 1/8 in, 1/8 in C46522
Cleveland

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

Zoro # G4829671
Mfr # C46522
product price:  $30.39
/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:  $308.99
/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
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, 2.406" L, 0.313" dia., Bright C46673
Cleveland

Counterbore, 2.406" L, 0.313" dia., Bright

Zoro # G4845309
Mfr # C46673
product price:  $77.29
/ea
Cleveland Port Tool, 4.313" L, 0.500" dia., Bright C46433
Cleveland

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

Zoro # G4857452
Mfr # C46433
product price:  $169.99
/ea
Harvey Tool Counterbores - Flat Bottom 23350
Harvey Tool

Counterbores - Flat Bottom

Zoro # G201019020
Mfr # 23350
product price:  $51.25
/ea
Keo Counterbore, Metric, 80 mm 902-000-240
Keo

Counterbore, Metric, 80 mm

Zoro # G421726678
Mfr # 902-000-240
product price:  $75.39
/ea
Hhip 7/16 X 1/2" High Speed Steel 2 Flute Solid  Cap Screw Counterbore 2007-0108
Hhip

7/16 X 1/2" High Speed Steel 2 Flute Solid Cap Screw Counterbore

Zoro # G2467999
Mfr # 2007-0108
product price:  $29.69
/ea
Cleveland Port Tool, 3.000" L, 0.234" dia., Bright C46421
Cleveland

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

Zoro # G4778702
Mfr # C46421
product price:  $122.99
/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:  $85.79
/ea
Keo Counterbore, Decimal Inch, 6 in 902-000-165
Keo

Counterbore, Decimal Inch, 6 in

Zoro # G321726266
Mfr # 902-000-165
product price:  $177.99
/ea
Kodiak Cutting Tools No. 10 Counterbores On Size Capscrew Style 5495699
Kodiak Cutting Tools

No. 10 Counterbores On Size Capscrew Style

Zoro # G8655467
Mfr # 5495699
product price:  $47.99
/ea
Harvey Tool Counterbores - Flat Bottom, 0.6250" (5/8) 23440
Harvey Tool

Counterbores - Flat Bottom, 0.6250" (5/8)

Zoro # G7158964
Mfr # 23440
product price:  $252.99
/ea
Link Ua4 #10 English Shcs HSS Counterbore 60-L2-296
Link

Ua4 #10 English Shcs HSS Counterbore

Zoro # G7643784
Mfr # 60-L2-296
product price:  $24.15
/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
Kodiak Cutting Tools No. 5 Counterbores 1/64 Oversize Capscrew Style 5495820
Kodiak Cutting Tools

No. 5 Counterbores 1/64 Oversize Capscrew Style

Zoro # G8614849
Mfr # 5495820
product price:  $38.99
/ea
Super Tool Counterbore, 27/32" D, Carbide Tipped 5778438
Super Tool

Counterbore, 27/32" D, Carbide Tipped

Zoro # G0330290
Mfr # 5778438
product price:  $145.99
/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:  $53.95
/ea
Keo Counterbore, 1/64 Clearance, Size No 8, Co 902-000-011
Keo

Counterbore, 1/64 Clearance, Size No 8, Co

Zoro # G1745247
Mfr # 902-000-011
product price:  $66.79
/ea
Link 7/16" HSS Se .468 X .500 Drill .687 Cbore 5/8 Shank 2-1/2 Oal 50-L2-187
Link

7/16" HSS Se .468 X .500 Drill .687 Cbore 5/8 Shank 2-1/2 Oal

Zoro # G7642689
Mfr # 50-L2-187
product price:  $35.65
/ea
Harvey Tool 1/16 Cutter dia. x 1/4 in. Flute Length Carbide Flat Bottom Counterbore, 4 Flutes, AlTiN Coated 731562-C3
Harvey Tool

1/16 Cutter dia. x 1/4 in. Flute Length Carbide Flat Bottom Counterbore, 4 Flutes, AlTiN Coated

Zoro # G711325017
Mfr # 731562-C3
product price:  $63.19
/ea
Harvey Tool Counterbores - Flat Bottom - Long Reach, 0.2344" (15/64) 25515-C3
Harvey Tool

Counterbores - Flat Bottom - Long Reach, 0.2344" (15/64)

Zoro # G7262774
Mfr # 25515-C3
product price:  $114.99
/ea
Harvey Tool Counterbores - Flat Bottom, 0.2500" (1/4), Flute Length: 7/8" 23416-C3
Harvey Tool

Counterbores - Flat Bottom, 0.2500" (1/4), Flute Length: 7/8"

Zoro # G7151526
Mfr # 23416-C3
product price:  $75.25
/ea
Harvey Tool Counterbores - Flat Bottom, 0.3150" 2348M
Harvey Tool

Counterbores - Flat Bottom, 0.3150"

Zoro # G7257314
Mfr # 2348M
product price:  $98.19
/ea
Keo Counterbore, Decimal Inch, 4-1/2 in 902-000-126
Keo

Counterbore, Decimal Inch, 4-1/2 in

Zoro # G421726708
Mfr # 902-000-126
product price:  $76.79
/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:  $31.29
/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:  $152.99
/ea
Harvey Tool Counterbores - Flat Bottom, 0.4724" 23476-C3
Harvey Tool

Counterbores - Flat Bottom, 0.4724"

Zoro # G7253988
Mfr # 23476-C3
product price:  $174.99
/ea
Garant Counterbore with Interchangeable Pilot Pins, 33 mm 156520 33
Garant

Counterbore with Interchangeable Pilot Pins, 33 mm

Zoro # G414389828
Mfr # 156520 33
product price:  $192.99
/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 0.0937 in. 3/32 Cutter dia x 3/8 Flute Length Carbide Flat Bottom Counterbore, 4 Flutes 731593
Harvey Tool

0.0937 in. 3/32 Cutter dia x 3/8 Flute Length Carbide Flat Bottom Counterbore, 4 Flutes

Zoro # G511325064
Mfr # 731593
product price:  $54.79
/ea
Link 14MM HSS Se 14.68 X 16.67 Drill 21.82 Cbore 15.87 Shank 66.67 Oal 75-L2-527
Link

14MM HSS Se 14.68 X 16.67 Drill 21.82 Cbore 15.87 Shank 66.67 Oal

Zoro # G7637335
Mfr # 75-L2-527
product price:  $46.99
/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
Keo Counterbore Set, 7, Fractional Inch 902-000-192
Keo

Counterbore Set, 7, Fractional Inch

Zoro # G421725862
Mfr # 902-000-192
product price:  $573.99
/ea
Porting Tools & Counterbores (993 items) - Page 27
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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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high speed steelscientific cutting toolsmetric shcs1-1/4 in counterboremetric counterbore

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