Countersinks
Brand
Coating/Finish
Decimal Diameter
- 0.1890" (1)
- 0.1935" (1)
- 0.1990" (1)
- 0.2362" (1)
- 0.2460" (1)
- 0.2500" (81)
- 0.2610" (1)
- 0.3125" (35)
- 0.3150" (1)
- 0.3750" (78)
- 0.3937" (2)
- 0.4375" (3)
- 0.4921" (1)
- 0.5000" (98)
- 0.5625" (3)
- 0.6250" (68)
- 0.6299" (1)
- 0.7500" (73)
- 0.7874" (1)
- 0.8125" (3)
- 0.8750" (4)
- 0.9843" (1)
- 1.0000" (45)
- 1.1250" (3)
- 1.2402" (1)
- 1.2500" (3)
- 1.5000" (3)
- 1.8898" (1)
- 2.0866" (1)
- 2.3622" (1)
Fractional Diameter
Metric Diameter
- 6.30 mm (6)
- 6.35 mm (8)
- 7.00 mm (11)
- 7.30 mm (1)
- 8.00 mm (16)
- 8.30 mm (5)
- 9.00 mm (10)
- 9.40 mm (1)
- 9.53 mm (9)
- 10.00 mm (13)
- 10 mm (2)
- 10.40 mm (5)
- 11.50 mm (1)
- 12.00 mm (10)
- 12.40 mm (3)
- 12.50 mm (4)
- 12.70 mm (11)
- 13.00 mm (10)
- 13.40 mm (1)
- 14.00 mm (10)
- 15.00 mm (11)
- 15.88 mm (10)
- 16.00 mm (5)
- 16.50 mm (14)
- 19.00 mm (11)
- 19.05 mm (11)
- 20.00 mm (4)
- 20.50 mm (13)
- 22.23 mm (2)
- 23.00 mm (1)
- 24.00 mm (10)
- 25.00 mm (18)
- 25.40 mm (9)
- 26.00 mm (11)
- 28.00 mm (11)
- 30.00 mm (12)
- 31.00 mm (15)
- 31.50 mm (1)
- 31.75 mm (3)
- 34.00 mm (1)
- 37.00 mm (2)
- 38.10 mm (3)
- 40.00 mm (2)
- 48.00 mm (1)
- 50.00 mm (2)
- 53.00 mm (1)
- 60.00 mm (1)
- 63.00 mm (2)
- 80.00 mm (1)
1/4 in. HSS Bright Finish 82 Deg. Included Angle Straight Shank Single-Flute Countersink
Brand: Union ButterfieldUnit Size: 1
Availability:
1/2 in. HSS Bright Finish 90 Deg. Included Angle Straight Shank Single-Flute Countersink
Brand: Union ButterfieldUnit Size: 1
Availability:
1/4 in. HSS Bright Finish 90 Deg. Included Angle Straight Shank Single-Flute Countersink
Brand: Union ButterfieldUnit Size: 1
Availability:
1 in. HSS Bright Finish 60 Deg. Included Angle Straight Shank Single-Flute Countersink
Brand: Union ButterfieldUnit Size: 1
Availability:
1 in. HSS Bright Finish 82 Deg. Included Angle Straight Shank Single-Flute Countersink
Brand: Union ButterfieldUnit Size: 1
Availability:
1 in. HSS Bright Finish 90 Deg. Included Angle Straight Shank Single-Flute Countersink
Brand: Union ButterfieldUnit Size: 1
Availability:
3/4 in. HSS Bright Finish 60 Deg. Included Angle Straight Shank Single-Flute Countersink
Brand: Union ButterfieldUnit Size: 1
Availability:
3/4 in. HSS Bright Finish 82 Deg. Included Angle Straight Shank Single-Flute Countersink
Brand: Union ButterfieldUnit Size: 1
Availability:
3/4 in. HSS Bright Finish 90 Deg. Included Angle Straight Shank Single-Flute Countersink
Brand: Union ButterfieldUnit Size: 1
Availability:
3/8 in. HSS Bright Finish 60 Deg. Included Angle Straight Shank Single-Flute Countersink
Brand: Union ButterfieldUnit Size: 1
Availability:
3/8 in. HSS Bright Finish 82 Deg. Included Angle Straight Shank Single-Flute Countersink
Brand: Union ButterfieldUnit Size: 1
Availability:
3/8 in. HSS Bright Finish 92 Deg. Included Angle Straight Shank Single-Flute Countersink
Brand: Union ButterfieldUnit Size: 1
Availability:
5/8 in. HSS Bright Finish 82 Deg. Included Angle Straight Shank Single-Flute Countersink
Brand: Union ButterfieldUnit Size: 1
Availability:
5/8 in. HSS Bright Finish 90 Deg. Included Angle Straight Shank Single-Flute Countersink
Brand: Union ButterfieldUnit Size: 1
Availability:
1/2 in. HSS Bright Finish 100 Deg. Included Angle Straight Shank 3 Flute Countersink
Brand: Union ButterfieldUnit Size: 1
Availability: