Drillco® Heavy-Duty Jobber Length Drill Bit Set, 29 Pieces, Cobalt

• 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

Specifications:
No. Of Pieces: 29
Material: Cobalt
Finish: Bronze
Point Angle: 135°
Size Range: 1/16" - 1/2" by 64ths