B,Cobalt Jobber Drill Heavy Duty
Part: #540A502
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: B, length: 4, flute length: 2.3/4 size: B, length: 4, flute length: 2.3/4
- Letter
- Cobalt
- Bronze
- 135° Point
- Straight Shank