3 Pc Step Drill Bits Set

APPLICATION:
Grip step drills have multipurpose use. Designed for drilling and deburring repetitive holes in aluminium, brass, and copper, steel, plastic, plexiglass, laminates and many other thin materials. Used by sheet metal workers, auto mechanics, electricians and serious home handyman.
FEATURES:
Manufactured from drop-forged high speed steel with a titanium coating
1/4" hex, quick change, impact grade shank for fitment to multiple use chucks or drill presses
Straight cut 2 flute design for fast, smooth, cuts with efficient stock removal
Size depth graduations marked in flutes
SPECIFICATIONS:
Drill sizes: 3/16" - 1/2", six step; 1/4" - 3/4”, nine step; 1/8" - 1/2”, thirteen step
Shank sizes (all): 1/4"hex, quick change, impact grade
Weight (nett): 100gm