The All-Purpose Step Bit Kit features 4 commonly used step bits, with dual spiral fluting to help pull the step bit through material for faster cutting. Titanium Nitride coating extends the life of the cutting edge. Convenient to use with an impact driver and drill, the 1/4-Inch hex shank provides a firm, positive grip. Kit comes in a rugged case that includes a convenient oil bottle for bit lubrication and longevity. All-Purpose Step Bit Kit with 4 common step bits sizes (1/2, 3/4, 7/8, and 1-3/8-Inch) cuts holes in wide variety of DIY applications and materials (up to 16 gauge steel, plastic, aluminum, wood). 2 spiral flutes on each step drill bit remove chips and help pull the bit through material for faster cutting. Titanium nitride coating dissipates heat for longer bit life. 1/4-Inch hex shank for firm, positive grip in impact driver and standard drill. Split point tip quickly starts hole cuts and prevents drifting when pressure is added. Kit comes with a convenient 1-Ounce oil bottle for lubrication between cuts to prolong step bit life. Rugged case snaps shut with custom inserts for each bit and oil bottle. Total of 37 hole sizes.
