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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 27

Link Ua3 #5 English Shcs HSS Counterbore 60-L2-293
Link

Ua3 #5 English Shcs HSS Counterbore

Zoro # G7636118
Mfr # 60-L2-293
product price:  $21.75
/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:  $159.99
/ea
Garant Interchangeable Pilot Pin for Counterbore 156520 18-20, 11 mm 156620 5X11
Garant

Interchangeable Pilot Pin for Counterbore 156520 18-20, 11 mm

Zoro # G614389628
Mfr # 156620 5X11
product price:  $31.79
/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:  $68.39
/ea
Morse Cap Screw Counterbore, Straight Shank, Series 1766, 8 mm Screw, 05315 Bore Dia, 612 Overall Le 25750
Morse

Cap Screw Counterbore, Straight Shank, Series 1766, 8 mm Screw, 05315 Bore Dia, 612 Overall Le

Zoro # G608029127
Mfr # 25750
product price:  $89.95
/ea
Super Tool Counterbore, 1-5/16" D, Carbide Tipped 56418
Super Tool

Counterbore, 1-5/16" D, Carbide Tipped

Zoro # G0329767
Mfr # 56418
product price:  $166.99
/ea
No Product Image Available
Keo

Counterbore, Decimal Inch, 5 in

Zoro # G121726527
Mfr # 902-000-135
product price:  $93.39
/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
Internal Tool A Nc-484-500 N/C Counterbore 85-4841
Internal Tool

A Nc-484-500 N/C Counterbore

Zoro # G200402397
Mfr # 85-4841
product price:  $170.99
/ea
No Product Image Available
Keo

Counterbore, Decimal Inch, 6 in

Zoro # G321726112
Mfr # 902-000-156
product price:  $125.99
/ea
Super Tool Reduced Shank Counterbore, 1-15/16" D 52262
Super Tool

Reduced Shank Counterbore, 1-15/16" D

Zoro # G0331453
Mfr # 52262
product price:  $269.99
/ea
Harvey Tool 1/4 in. Cutter dia. x7/8 Flute Length Carbide Flat Bottom Counterbore, 4 Flutes, TiB2 Coated 23416-C8
Harvey Tool

1/4 in. Cutter dia. x7/8 Flute Length Carbide Flat Bottom Counterbore, 4 Flutes, TiB2 Coated

Zoro # G111324603
Mfr # 23416-C8
product price:  $78.59
/ea
No Product Image Available
Keo

Counterbore, Metric, 71 mm

Zoro # G821726780
Mfr # 902-000-210
product price:  $59.29
/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:  $131.99
/ea
No Product Image Available
Keo

Counterbore, Decimal Inch, 3 in

Zoro # G421725336
Mfr # 902-000-090
product price:  $61.89
/ea
Harvey Tool Counterbores - Flat Bottom, 0.2500" (1/4), Material - Machining: Carbide 23416
Harvey Tool

Counterbores - Flat Bottom, 0.2500" (1/4), Material - Machining: Carbide

Zoro # G7153924
Mfr # 23416
product price:  $67.29
/ea
Kodiak Cutting Tools No. 6 Counterbores On Size Capscrew Style 5495677
Kodiak Cutting Tools

No. 6 Counterbores On Size Capscrew Style

Zoro # G8653279
Mfr # 5495677
product price:  $46.89
/ea
Keo Counterbore, Close Fit, Size No 10, Cobalt 902-000-013
Keo

Counterbore, Close Fit, Size No 10, Cobalt

Zoro # G1865455
Mfr # 902-000-013
product price:  $78.59
/ea
Super Tool Reduced Shank Counterbore, 11/32" D 52211
Super Tool

Reduced Shank Counterbore, 11/32" D

Zoro # G0331447
Mfr # 52211
product price:  $75.59
/ea
Link 1/4" Co 3Fl 0.281 Pilot X 0.414 Cbore 5/16" Shank X 4" Oal 50-CO-184
Link

1/4" Co 3Fl 0.281 Pilot X 0.414 Cbore 5/16" Shank X 4" Oal

Zoro # G7637317
Mfr # 50-CO-184
product price:  $78.85
/ea
No Product Image Available
Keo

Counterbore, Metric, 71 mm

Zoro # G621726607
Mfr # 902-000-219
product price:  $62.29
/ea
No Product Image Available
Keo

Counterbore, Decimal Inch, 4-1/2 in

Zoro # G921726161
Mfr # 902-000-316
product price:  $77.59
/ea
Link 1/2" HSS Se .532 X .562 Drill .781 Cbore 5/8 Shank 2-11/16 Oal 50-L2-188
Link

1/2" HSS Se .532 X .562 Drill .781 Cbore 5/8 Shank 2-11/16 Oal

Zoro # G7638735
Mfr # 50-L2-188
product price:  $51.19
/ea
Link No 10 Co 3Fl 0.221 Pilot X 0.346 Cbore 5/16" Shank X 4" Oal 50-CO-183
Link

No 10 Co 3Fl 0.221 Pilot X 0.346 Cbore 5/16" Shank X 4" Oal

Zoro # G7637308
Mfr # 50-CO-183
product price:  $75.75
/ea
Link 2.5MM Co 3Fl 3.0 Pilot X 5.4 Cbore 6.35 Shank X 100 Oal 75-CO-519
Link

2.5MM Co 3Fl 3.0 Pilot X 5.4 Cbore 6.35 Shank X 100 Oal

Zoro # G7639977
Mfr # 75-CO-519
product price:  $80.15
/ea
Hhip 1/2 X 3/4" Shank High Speed Steel 2 Flute Solid  Cap Screw Counterbore 2007-0109
Hhip

1/2 X 3/4" Shank High Speed Steel 2 Flute Solid Cap Screw Counterbore

Zoro # G2468236
Mfr # 2007-0109
product price:  $21.79
/ea
Harvey Tool Counterbores - Flat Bottom, 0.2187" (7/32) 23414
Harvey Tool

Counterbores - Flat Bottom, 0.2187" (7/32)

Zoro # G7151797
Mfr # 23414
product price:  $67.29
/ea
No Product Image Available
Keo

Counterbore, Decimal Inch, 3 in

Zoro # G821726254
Mfr # 902-000-078
product price:  $56.29
/ea
Harvey Tool Counterbores - Flat Bottom - Long Reach, 0.0469" (3/64), Number of Flutes: 4 25447
Harvey Tool

Counterbores - Flat Bottom - Long Reach, 0.0469" (3/64), Number of Flutes: 4

Zoro # G7257795
Mfr # 25447
product price:  $59.99
/ea
Garant Counterbore for Tapping Drill Holes, 180 Deg, Uncoated, 8X3.3 mm 156220 8X3,3
Garant

Counterbore for Tapping Drill Holes, 180 Deg, Uncoated, 8X3.3 mm

Zoro # G014376389
Mfr # 156220 8X3,3
product price:  $23.39
/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:  $95.99
/ea
No Product Image Available
Keo

Counterbore, Decimal Inch, 3 in

Zoro # G921726086
Mfr # 902-000-325
product price:  $69.59
/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:  $264.99
/ea
Garant Interchangeable Pilot Pin for Counterbore 156520 26-30, 14 mm 156620 8X14
Garant

Interchangeable Pilot Pin for Counterbore 156520 26-30, 14 mm

Zoro # G614389598
Mfr # 156620 8X14
product price:  $38.19
/ea
No Product Image Available
Keo

Counterbore, Decimal Inch, 4-1/2 in

Zoro # G421726708
Mfr # 902-000-126
product price:  $76.79
/ea
Kodiak Cutting Tools No. 3/8 Counterbores On Size Capscrew Style 5495732
Kodiak Cutting Tools

No. 3/8 Counterbores On Size Capscrew Style

Zoro # G8659125
Mfr # 5495732
product price:  $72.45
/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

Drill BitsTapsEnd MillsCountersinks, Center Drills & Spotting DrillsWrenches
Precision Measuring ToolsMeasuring and Layout ToolsKnives, Cutters & SnipsPower Saw BladesHammers and Striking Tools
metric counterbore setcounter bore setmetric shcscounterbores - flat bottom5/8 counterbore
high speed steelcounter bore pilotmetric counterborepilot counterboreinterchangeable pilot counterbore

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