O,Cobalt Jobber Drill Heavy Duty
Part: #540A515
Heavy duty construction made to Type J aircraft specifications. Used for drilling holes in hard, tough materials such as stainless steel, titanium high temperature and high strength alloys. High red hardness of cobalt permits speeds 30% greater than HSS drills. size: O, length: 4.1/2, flute length: 3.3/16 size: O, length: 4.1/2, flute length: 3.3/16
- Letter
- Cobalt
- Bronze
- 135° Point
- Straight Shank