Drill Bit- Aircraft- 5/16" x 6"

start of prefixes

end of prefixes

start of suffixes

IRWIN 66720ZR Heavy-Duty Drill Bit, Spiral Flute, 3-3/16 in L Flute, Straight Shank, 2-13/16 in L Shank PRODUCT OVERVIEW M-2 high speed steel for strength with black oxide coating for heat and wear resistance in wood, metal or plastic applications; split point ensures a true start and eliminates bit walking.

end of suffixes