Viking 135º Drill Point Super Premium H.S.S. Jobbers Length Twist Drills
Brand: Viking Drill & Tool- ID:
- 461067
Viking 135º Drill Point Super Premium H.S.S. Jobbers Length Twist Drills
- Super Premium High Speed Steel
- Much tougher than cobalt steel.
- Thin web design penetrates work hardening stainless steel fast enough to continually cut beneath the chip which is hardening from deformation.
- 135° split point design stops drill walking, holds tighter hole size and takes a smaller chip resulting in less heat.
- Low temperature stress relief improves lubricity and toughness.
- Ultra Bor Super Premium drills are made of special Hi-moly tool steel, which is much tougher than cobalt steel.
- Heavy-duty Jobbers length twist drills.
- Premium grade high-speed steel construction.
- Lower helix angle of 30° wraps slowly and is used in drilling hard materials.
- Two-flutes design with straight body shank.
- Right hand (clockwise) cutting direction.
- Manufactured to NAS 907B specification.
- Nitro-Carburized flute has an increased rockwell hardness.
- Rich amber color.
- 135° split point geometry (over 1.5mm).
- Finish Coating: Bronze
- Hardness: 58 to 60 RC
For more info, visit www.p65warnings.ca.gov.
