high speed steel twist drill bits
Detailed Product Description
high speed steel twist drill bits :
Description:
hot roll-forged flute with special heat treatment gives additional toughness with increased durability of the drill bit.
118 degree point angle design for general purpose.
black oxide finish for greater resistance to wear.
economical high speed steel bit for general drilling.
for drilling in steel, cast steel, malleable iron, sintered metal, non-ferrous metal and plastic.