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Porting Tools & Counterbores

106 Results Found that Include 106 Products 

Results per page: 16 | 32 | 48
Counterbore,Close Fit,Size 1/4,Cobalt
  • KEO
  • Counterbore, Close Fit, Size 1/4, Cobalt
  • Item # 2RTN7
  • Mfr. Model # 55215
  • Counterbore, Built-in Pilot, Nominal/Close Fit, Number of Flutes 3, Screw Size 1/4 In, Socket Head Cap...More

Counterbore,Close Fit,Size 5/16,Cobalt
  • KEO
  • Counterbore, Close Fit, Size 5/16, Cobalt
  • Item # 2RTP1
  • Mfr. Model # 55218
  • Counterbore, Built-in Pilot, Nominal/Close Fit, Number of Flutes 3, Screw Size 5/16 In, Socket Head Cap...More

Counterbore,1/64 Clearance,Size 3/8,Co
  • KEO
  • Counterbore, 1/64 Clearance, Size 3/8, Co
  • Item # 2RTP5
  • Mfr. Model # 55222
  • Counterbore, Built-in Pilot, 1/64 In Clearance, Number of Flutes 3, Screw Size 3/8 In, Socket Head Cap...More

Counterbore,1/64 Clearance,Size 5/16,Co
  • KEO
  • Counterbore, 1/64 Clearance, Size 5/16, Co
  • Item # 2RTP2
  • Mfr. Model # 55219
  • Counterbore, Built-in Pilot, 1/64 In Clearance, Number of Flutes 3, Screw Size 5/16 In, Socket Head Cap...More

Counterbore,1/32 Clearance,Size 3/8,Co
  • KEO
  • Counterbore, 1/32 Clearance, Size 3/8, Co
  • Item # 2RTP6
  • Mfr. Model # 55223
  • Counterbore, Built-in Pilot, 1/32 In Clearance, Number of Flutes 3, Screw Size 3/8 In, Socket Head Cap...More

Counterbore,Close Fit,Size #10,Cobalt
  • KEO
  • Counterbore, Close Fit, Size #10, Cobalt
  • Item # 2RTN4
  • Mfr. Model # 55212
  • Counterbore, Built-in Pilot, Nominal/Close Fit, Number of Flutes 3, Screw Size #10, Socket Head Cap Screws,...More

Counterbore,1/32 Clearance,Size 1/4,Co
  • KEO
  • Counterbore, 1/32 Clearance, Size 1/4, Co
  • Item # 2RTN9
  • Mfr. Model # 55217
  • Counterbore, Built-in Pilot, 1/32 In Clearance, Number of Flutes 3, Screw Size 1/4 In, Socket Head Cap...More

Counterbore,1/64 Clearance,Size 1/2,Co
  • KEO
  • Counterbore, 1/64 Clearance, Size 1/2, Co
  • Item # 2RTR2
  • Mfr. Model # 55228
  • Counterbore, Built-in Pilot, 1/64 In Clearance, Number of Flutes 3, Screw Size 1/2 In, Socket Head Cap...More

Counterbore,1/64 Clearance,Size 1/4,Co
  • KEO
  • Counterbore, 1/64 Clearance, Size 1/4, Co
  • Item # 2RTN8
  • Mfr. Model # 55216
  • Counterbore, Built-in Pilot, 1/64 In Clearance, Number of Flutes 3, Screw Size 1/4 In, Socket Head Cap...More

Counterbore,1/32 Clearance,Size 5/16,Co
  • KEO
  • Counterbore, 1/32 Clearance, Size 5/16, Co
  • Item # 2RTP3
  • Mfr. Model # 55220
  • Counterbore, Built-in Pilot, 1/32 In Clearance, Number of Flutes 3, Screw Size 5/16 In, Socket Head Cap...More

Counterbore,Close Fit,Size 1/2,Cobalt
  • KEO
  • Counterbore, Close Fit, Size 1/2, Cobalt
  • Item # 2RTR1
  • Mfr. Model # 55227
  • Counterbore, Built-in Pilot, Nominal/Close Fit, Number of Flutes 3, Screw Size 1/2 In, Socket Head Cap...More

Counterbore,1/32 Clearance,Size #8,Co
  • KEO
  • Counterbore, 1/32 Clearance, Size #8, Co
  • Item # 2RTN3
  • Mfr. Model # 55211
  • Counterbore, Built-in Pilot, 1/32 In Clearance, Number of Flutes 3, Screw Size #8, Socket Head Cap Screws,...More

Counterbore Set,1/32 Clearance,7 PC
  • KEO
  • Counterbore Set, 1/32 Clearance, 7 PC
  • Item # 1DBT5
  • Mfr. Model # 55241
  • Counterbore Set, With Built-in Pilot, 1/32 In Clearance, Number of Pieces 7, Screw Size #6 to 1/2 In Socket...More

Counterbore,1/64 Clearance,Size #10,Co
  • KEO
  • Counterbore, 1/64 Clearance, Size #10, Co
  • Item # 2RTN5
  • Mfr. Model # 55213
  • Counterbore, Built-in Pilot, 1/64 In Clearance, Number of Flutes 3, Screw Size #10, Socket Head Cap Screws,...More

Counterbore,1/64 Clearance,Size #8,Co
  • KEO
  • Counterbore, 1/64 Clearance, Size #8, Co
  • Item # 2RTN2
  • Mfr. Model # 55210
  • Counterbore, Built-in Pilot, 1/64 In Clearance, Number of Flutes 3, Screw Size #8, Socket Head Cap Screws,...More

Counterbore,1/32 Clearance,Size 1/2,Co
  • KEO
  • Counterbore, 1/32 Clearance, Size 1/2, Co
  • Item # 2RTR3
  • Mfr. Model # 55229
  • Counterbore, Built-in Pilot, 1/32 In Clearance, Number of Flutes 3, Screw Size 1/2 In, Socket Head Cap...More

Port Tool,MS33649,Reamer,5/16-24 UNJF
  • SCIENTIFIC CUTTING TOOLS
  • Port Tool, MS33649, Reamer, 5/16-24 UNJF
  • Item # 4XYL8
  • Mfr. Model # MS33649-2R
  • Port Tool, Reamer Pilot, AS5202, Number of Flutes 3, Tube Dia 0.125 In, Thread Size 0.3125-24UNJF-3B, Spot...More

Counterbore,Close Fit,Size 3/8,Cobalt
  • KEO
  • Counterbore, Close Fit, Size 3/8, Cobalt
  • Item # 2RTP4
  • Mfr. Model # 55221
  • Counterbore, Built-in Pilot, Nominal/Close Fit, Number of Flutes 3 Screw Size 3/8 In., Socket Head Cap...More

Port Tool,MS16142,Reamer,9/16-18 UNF
  • SCIENTIFIC CUTTING TOOLS
  • Port Tool, MS16142, Reamer, 9/16-18 UNF
  • Item # 4XYJ7
  • Mfr. Model # MS16142-6R
  • Port Tool, Reamer Pilot, SAEJ1926, SAEJ514, O-Ring Boss, Number of Flutes 4, Tube Dia 0.375 In, Thread Size...More

Port Tool,MS33649,Reamer,7/16-20 UNJF
  • SCIENTIFIC CUTTING TOOLS
  • Port Tool, MS33649, Reamer, 7/16-20 UNJF
  • Item # 4XYN3
  • Mfr. Model # MS33649-4R
  • Port Tool, Reamer Pilot, AS5202, Number of Flutes 3, Tube Dia 0.250 In, Thread Size 0.4375-20UNJF-3B, Spot...More

Port Tool,MS16142,Reamer,7/16-20 UNF
  • SCIENTIFIC CUTTING TOOLS
  • Port Tool, MS16142, Reamer, 7/16-20 UNF
  • Item # 4XYJ3
  • Mfr. Model # MS16142-4R
  • Port Tool, Reamer Pilot, SAEJ1926, SAEJ514, O-Ring Boss, Number of Flutes 3, Tube Dia 0.250 In, Thread Size...More

Counterbore Set,Close Fit,7 PC,#6-1/2 In
  • KEO
  • Counterbore Set, Close Fit, 7 PC, #6-1/2 In
  • Item # 1DBT3
  • Mfr. Model # 55239
  • Counterbore Set, With Built-in Pilot, Nominal/Close Fit, Number of Pieces 7, Screw Size #6 to 1/2 In Socket...More

Port Tool,MS16142,Solid,5/16-24 UNF
  • SCIENTIFIC CUTTING TOOLS
  • Port Tool, MS16142, Solid, 5/16-24 UNF
  • Item # 4XYH7
  • Mfr. Model # MS16142-2S
  • Port Tool, Solid Pilot, SAEJ1926, SAEJ514, O-Ring Boss, Number of Flutes 3, Tube Dia 0.125 In, Thread Size...More

Counterbore Set,1/64 Clearance,7 PC
  • KEO
  • Counterbore Set, 1/64 Clearance, 7 PC
  • Item # 1DBT4
  • Mfr. Model # 55240
  • Counterbore Set, With Built-in Pilot, 1/64 In Clearance, Number of Pieces 7, Screw Size #6 to 1/2 In Socket...More

Counterbore,1/32 Clearance,Size 7/16,Co
  • KEO
  • Counterbore, 1/32 Clearance, Size 7/16, Co
  • Item # 2RTP9
  • Mfr. Model # 55226
  • Counterbore, Built-in Pilot, 1/32 In Clearance, Number of Flutes 3, Screw Size 7/16 In, Socket Head Cap...More

Counterbore,Close Fit,Size #8,Cobalt
  • KEO
  • Counterbore, Close Fit, Size #8, Cobalt
  • Item # 2RTN1
  • Mfr. Model # 55209
  • Counterbore, Built-in Pilot, Nominal/Close Fit, Number of Flutes 3, Screw Size #8, Socket Head Cap Screws,...More

Port Tool,MS33649,Reamer,7/8-14 UNJF
  • SCIENTIFIC CUTTING TOOLS
  • Port Tool, MS33649, Reamer, 7/8-14 UNJF
  • Item # 4XYK2
  • Mfr. Model # MS33649-10R
  • Port Tool, Reamer Pilot, AS5202, Number of Flutes 4, Tube Dia 0.625 In, Thread Size 0.8750-14UNJF-3B, Spot...More

Counterbore,1/32 Clearance,Size 5/8,Co
  • KEO
  • Counterbore, 1/32 Clearance, Size 5/8, Co
  • Item # 2RTR6
  • Mfr. Model # 55232
  • Counterbore, Built-in Pilot, 1/32 In Clearance, Number of Flutes 3, Screw Size 5/8 In, Socket Head Cap...More

Counterbore,1/32 Clearance,Size #10,Co
  • KEO
  • Counterbore, 1/32 Clearance, Size #10, Co
  • Item # 2RTN6
  • Mfr. Model # 55214
  • Counterbore, Built-in Pilot, 1/32 In Clearance, Number of Flutes 3, Screw Size #10, Socket Head Cap Screws,...More

Port Tool,MS33649,Reamer,9/16-18 UNJF
  • SCIENTIFIC CUTTING TOOLS
  • Port Tool, MS33649, Reamer, 9/16-18 UNJF
  • Item # 4XYN7
  • Mfr. Model # MS33649-6R
  • Port Tool, Reamer Pilot, AS5202, Number of Flutes 4, Tube Dia 0.375 In, Thread Size 0.5625-18UNJF-3B, Spot...More

Port Tool,MS16142,Solid,9/16-18 UNF
  • SCIENTIFIC CUTTING TOOLS
  • Port Tool, MS16142, Solid, 9/16-18 UNF
  • Item # 4XYJ8
  • Mfr. Model # MS16142-6S
  • Port Tool, Solid Pilot, SAEJ1926, SAEJ514, O-Ring Boss, Number of Flutes 4, Tube Dia 0.375 In, Thread Size...More

Port Tool,MS33649,Solid,9/16-18 UNJF
  • SCIENTIFIC CUTTING TOOLS
  • Port Tool, MS33649, Solid, 9/16-18 UNJF
  • Item # 4XYN8
  • Mfr. Model # MS33649-6S
  • Port Tool, Solid Pilot, AS5202, Number of Flutes 4, Tube Dia 0.375 In, Thread Size 0.5625-18UNJF-3B, Spot...More

Results per page: 16 | 32 | 48

Pick up the porting tools and counterbores you need for precision machining operations at Grainger. Use porting tools for NC and CNC porting applications, to help contour ports in various metals, composites and hard-to-machine materials. The optimized helix design of socket head cap screw counterbores can flow chips away from the tool to help eliminate smearing and material build-up in the flutes. Shop Grainger today for high-quality porting tools and counterbores!