9/16 x 18 High Speed Long Boy (1/2" Shank) . Straight shank to 1/2”
1/2” reduced shank for sizes above 1/2”
M2 high speed steel
Sharp cutting edge to drill in many different materials:
Mild Steel
Cast Iron
Aluminum
Wood
Extra length flute with continuous cutting edges for drilling deep holes and fast chip removal
Reduced shank fits all drill motors with 1/2” chucks
Non-slip grip prevents the bit from spinning in the chuck
