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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
  8. /
  9. Counterbores

Counterbores (927 items) - Page 24

Cleveland Counterbore, 1.437" L, 0.094" dia., Bright C46549
Cleveland

Counterbore, 1.437" L, 0.094" dia., Bright

Zoro # G4820002
Mfr # C46549
product price:  $30.15
/ea
Cleveland Counterbore, 8.813" L, 1.000" dia., Bright C91749
Cleveland

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

Zoro # G4817132
Mfr # C91749
product price:  $444.99
/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 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:  $167.99
/ea
Cleveland Counterbore, 2.218" L, 0.313" dia., Bright C46630
Cleveland

Counterbore, 2.218" L, 0.313" dia., Bright

Zoro # G4799903
Mfr # C46630
product price:  $53.89
/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:  $27.29
/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, 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, 4.313" L, 0.500" dia., Bright C46432
Cleveland

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

Zoro # G4831519
Mfr # C46432
product price:  $154.99
/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, 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, 5.750" L, 0.375" dia., Bright C92705
Cleveland

Counterbore, 5.750" L, 0.375" dia., Bright

Zoro # G4869547
Mfr # C92705
product price:  $144.99
/ea
Cleveland Counterbore, 1.625" L, 0.188" dia., Bright C46566
Cleveland

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

Zoro # G4775613
Mfr # C46566
product price:  $31.29
/ea
Cleveland AircraftCounterboreW/IntPilot, 13/16in C46904
Cleveland

AircraftCounterboreW/IntPilot, 13/16in

Zoro # G4857470
Mfr # C46904
product price:  $178.99
/ea
Cleveland Counterbore, 1.750" L, 0.250" dia., Bright C46557
Cleveland

Counterbore, 1.750" L, 0.250" dia., Bright

Zoro # G4803187
Mfr # C46557
product price:  $33.39
/ea
Cleveland Port Tool, 3.813" L, 0.266" dia., Bright C46424
Cleveland

Port Tool, 3.813" L, 0.266" dia., Bright

Zoro # G4789808
Mfr # C46424
product price:  $119.99
/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:  $277.99
/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 Counterbore, 5.750" L, 0.375" dia., Bright C91703
Cleveland

Counterbore, 5.750" L, 0.375" dia., Bright

Zoro # G4824981
Mfr # C91703
product price:  $132.99
/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, 0.125" dia., Bright C46547
Cleveland

Counterbore, 1.375" L, 0.125" dia., Bright

Zoro # G4778538
Mfr # C46547
product price:  $27.99
/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, 1.562" L, 0.094" dia., Bright C46314
Cleveland

Counterbore, 1.562" L, 0.094" dia., Bright

Zoro # G4856971
Mfr # C46314
product price:  $30.29
/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
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, 6.000" L, 0.438" dia., Bright C92706
Cleveland

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

Zoro # G4830082
Mfr # C92706
product price:  $140.99
/ea
Cleveland Port Tool, 2.375" L, 0.250" dia., Bright C46890
Cleveland

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

Zoro # G4850629
Mfr # C46890
product price:  $111.99
/ea
Cleveland Pilot for Counterbores, 3/32 in, 3/32 in C46525
Cleveland

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

Zoro # G4820748
Mfr # C46525
product price:  $26.65
/ea
Cleveland Port Tool, 4.063" L, 0.312" dia., Bright C46427
Cleveland

Port Tool, 4.063" L, 0.312" dia., Bright

Zoro # G4854549
Mfr # C46427
product price:  $139.99
/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
Harvey Tool Counterbores - Flat Bottom 23360
Harvey Tool

Counterbores - Flat Bottom

Zoro # G501019232
Mfr # 23360
product price:  $48.89
/ea
Cleveland Counterbore, 7.250" L, 0.500" dia., Bright C91722
Cleveland

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

Zoro # G4781100
Mfr # C91722
product price:  $177.99
/ea
Cleveland Counterbore, 2.000" L, 0.188" dia., Bright C46572
Cleveland

Counterbore, 2.000" L, 0.188" dia., Bright

Zoro # G4828527
Mfr # C46572
product price:  $35.99
/ea
Cleveland Counterbore, 8.250" L, 0.750" dia., Bright C91834
Cleveland

Counterbore, 8.250" L, 0.750" dia., Bright

Zoro # G4816399
Mfr # C91834
product price:  $277.99
/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, 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
Counterbores (927 items) - Page 24
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About Counterbores

Counterbores are specialized tools utilized in creating enlarged, flat-bottomed holes in various materials, primarily metal. They're essential when a fastener's head needs to be level with or beneath the surface of the worked material. Available in an array of sizes and shapes, these tools can accommodate diverse types of fasteners and feature different tip configurations like straight flute or spiral flute based on their intended use. Counterboring speeds differ according to the material being processed. These durable tools are typically crafted from high-speed steel (HSS) or cobalt steel for enhanced cutting performance, sometimes coated with titanium nitride (TiN) for superior wear resistance and lubricity when dealing with tougher materials such as stainless steel or aluminum. Industries ranging from automotive manufacturing and aerospace engineering to medical device production widely employ counterbores for precise hole creation necessary for mounting screws and other fasteners.

Related Categories

Hole SawsJobber Length Drill BitsReduced Shank Drill BitsCountersinksSquare End Mills
Drill Bit SetsCenter DrillsTap SetsTap WrenchesAuger Drill Bits
cleveland counterborecounter bore pilot5/8 counterborepilot counterboreinterchangeable pilot counterbore
high speed steelmetric shcs1-1/4 in counterbore6-piece damask jacquard/solidcounter bore set

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