- Material: M42 HSS-Co 8
- Drill Size - Decimal Inch: 0.157 in
- Drill Size - Number: #22
- Number of Flutes: 2
- Flute Length: 2 in
- Overall Length: 3-1/8 in
- Point Angle: 135 deg
- Shank Size: 0.157 in
- Type: Heavy Duty Single End
- Cutting Depth: 2 in
- Cutting Edge Material: M42 HSS-Co 8
- Drill Diameter Measurement System: Imperial
- Point Type: Split
- Series: 240-D
- Item Features
- Standards
- Manufactured from M42 HSS containing 8% cobalt which increases high red hardness
- Cobalt drills require rigidly held positive feed drilling equipment
NAS 907J