Number #8 HSS JOBBER DRILL BLANKS Polished – 100% MADE IN USA (10PC PACK)
HSS (High Speed Steel) drill blanks are used. #8 Polished High Speed Steel Jobber Drill Blanks.1990 decimal equiv. Manufacturer: New Process Twist Drill Co. as a base material for creating custom drill bits, punches, gauges, and other tools.