Continuous Pilot Counterbores
Coating/Finish
Number of Flutes
Decimal Cutting Diameter
- 0.0200" (2)
- 0.0300" (2)
- 0.0312" (4)
- 0.0394" (5)
- 0.0400" (2)
- 0.0469" (4)
- 0.0500" (2)
- 0.0550" (2)
- 0.0600" (2)
- 0.0625" (10)
- 0.0700" (2)
- 0.0781" (6)
- 0.0787" (6)
- 0.0800" (2)
- 0.0900" (2)
- 0.0937" (9)
- 0.1094" (6)
- 0.1181" (10)
- 0.1250" (10)
- 0.1406" (9)
- 0.1562" (8)
- 0.1575" (6)
- 0.1719" (9)
- 0.1875" (10)
- 0.1968" (8)
- 0.2031" (6)
- 0.2187" (8)
- 0.2344" (6)
- 0.2362" (7)
- 0.2420" (2)
- 0.2500" (10)
- 0.2656" (6)
- 0.2812" (6)
- 0.2900" (2)
- 0.2969" (6)
- 0.3125" (10)
- 0.3150" (6)
- 0.3281" (4)
- 0.3320" (2)
- 0.3437" (8)
- 0.3594" (4)
- 0.3750" (10)
- 0.3937" (6)
- 0.4060" (3)
- 0.4062" (4)
- 0.4375" (8)
- 0.4687" (2)
- 0.4724" (4)
- 0.5000" (13)
- 0.5625" (4)
- 0.5930" (3)
- 0.6250" (4)
- 0.6870" (3)
- 0.6875" (2)
- 0.7500" (4)
- 0.7810" (3)
- 0.8750" (3)
- 1.0000" (3)
- 1.1870" (3)
Fractional Cutting Diameter
- 1/32" (4)
- 3/64" (4)
- 1/16" (10)
- 5/64" (6)
- 3/32" (9)
- 7/64" (6)
- 1/8" (10)
- 9/64" (9)
- 5/32" (8)
- 11/64" (9)
- 3/16" (10)
- 13/64" (6)
- 7/32" (8)
- 15/64" (6)
- 1/4" (10)
- 17/64" (6)
- 9/32" (6)
- 19/64" (6)
- 5/16" (10)
- 21/64" (4)
- 11/32" (8)
- 23/64" (4)
- 3/8" (10)
- 13/32" (4)
- 7/16" (8)
- 15/32" (2)
- 1/2" (10)
- 9/16" (4)
- 5/8" (4)
- 11/16" (2)
- 3/4" (4)
Metric Cutting Diameter
Pilot Diameter Decimal
- 0.1360" (1)
- 0.1500" (1)
- 0.1620" (1)
- 0.1780" (1)
- 0.1880" (1)
- 0.2040" (1)
- 0.2500" (1)
- 0.2650" (1)
- 0.2810" (1)
- 0.3120" (1)
- 0.3280" (1)
- 0.3430" (1)
- 0.3750" (1)
- 0.3900" (1)
- 0.4060" (1)
- 0.4370" (1)
- 0.4530" (1)
- 0.4680" (1)
- 0.5000" (1)
- 0.5150" (1)
- 0.5310" (1)
- 0.5620" (1)
- 0.5780" (1)
- 0.5930" (1)
- 0.6250" (1)
- 0.6400" (1)
- 0.6560" (1)
- 0.7500" (1)
- 0.7650" (1)
- 0.7810" (1)
Unit Size: 1
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