Spiral drills with tapered shank of TIZ (Russia)

1. Spiral drills with tapered shank of GOST 10903 - 77, average series

• accuracy class "In"
• material: P6M5 high - speed steel
• the sizes from 6: 00 mm to 70.00 mm

2. The spiral drills extended with tapered shank, GOST 2092 - 77

• A1 accuracy class, Century.
• material P6M5 high - speed steel
• the sizes from 6: 00 mm to 26.50 mm

3. Spiral drills with tapered shank, GOST 12121 - 77.

• long series
• A1 accuracy class, Century.
• material: P6M5 high - speed steel.
• the sizes from 6: 00 mm to 30.00 mm