STEP DRILL REAMER -5/16" 1-1/16"(3step)

Enlarge holes easily and consistently.

The Multi-Step reamer step drill kit comes in three different sizes, providing only the only tools you'll need to enlarge holes in metal plates up to 1/2" thick - from 5/16" diameter all the way to 1-1/16".

Features

Made with premium grade HSS to last longer; Stepped geometry for fast hole making and enlarging; 3/8" reduced shank with 3 flats to reduce slippage in drill chucks; Black oxide surface treatment increases wear resistance.

Applications

Drilling holes in medium and high strength materials; Enlarging holes in material up to 1" thick;