Description
Features:
- Sutton Tools Heavy Duty Cobalt jobber drills are industrial quality for drilling materials that have high hardness and tensile strength such as cast iron, bronze, hardened steel & stainless steel. These drill bits feature a thick core for increased rigidity in hard materials.
Technical Data:
- Diameter d1 (mm): 3.50
- Diameter d1 (inch):
- Length l1 (mm): 70
- Length l2 (mm): 39
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