Product Description
Norseman by Viking Drill and Tools (12 pack), Size 21, High Speed Twist Drills, Jobber Length, Heavy Duty, Black Finish. Heavy-duty HSS construction for superior strength and durability. 135° self-centering split point for reduced thrust and accurate starts. Black oxide finish improves lubricity, chip evacuation, and wear resistance. Precision-ground to NAS 907B aerospace-grade standards.Available in wire gauge sizes for precision hole sizing (04980)