COBALT 1/4-28 MALE THREADED DRILL BITS - 3/4 INCH

Cobalt

• Type D Threaded Square Shank Cobalt Adaptor
   Drill NAS 965 1/4-28 UNF Class 2A Thread
• Surface Treated-Steam Oxide
• Drills are manufactured to NAS 965 Type D construction.
• Cobalt drills are for drilling hard, tough, high tensile strength materials in confined areas