1 Remove chips faster and allow particles to escape easily with two-flute design. 2 Ideal for using to cut holes in a variety of materials including steel, brass, wood, plastic, etc. 3 Deburring, chamfering, cutting or reaming supporting tools, hand drills, rechargeable drills, bench drills. 4 Drives faster, smoother and cleaner cuts each step is clearly labeled with the depth diameter in steps. 5 Made from high quality high speed steel, which is durable in use and reduces mit and heat.

What's in the box
3 x Step Drill Bit