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.

• Cobalt Jobber Drills
• Flute Length:2.1/2
• High red hardness of cobalt permits speeds 30% greater than HSS drills.
• Sizes: Number Material: Cobalt Finish/Coating: Bronze Cat: Drills

Cobalt Jobber DrillsDrillco