Description:

100% brand-new, never ever been utilized, all parts are tested and quality controlled prior to shipment. Drill 28 Hole Sizes;This compact Set Replaces 28 Individual Drill Bits ;Automatically Deburrs Holes as you Drill;Two-flute Design Gives You Faster, Smoother Cutting.. Quick-change 1/4" Hex Shank; High Speed Steel for Long Life;These Step Drill Bits are ideal for variety of materials from metal, plastic, fiberglass to wood;They also help to enlarge existing holes.. Sizes of the 3 Step Drill Bits: 6 Step Bit from 3/16" to 1/2"; 9 Step Bit from 1/4" to 3/4";13 Step Bit from 1/8" to 1/2". Included in this package :3X Step Drill Bits.