Malco - Step Drill, 1/2" - UB11

Malco UB11 Drills 11 hole sizes from 1/4 to 7/8 in. diameter for creating 1/2 in. knock outs.

Malco Step Drills actually deburr as they drill. Perfect for use as a “hole-opening” reamer. They can also be used for making round holes from slots or intersecting holes. Made of industrial grade high speed steel. Malco Step Drills are heat treated and tempered to assure maximum strength for long wearing rugged use. (Note: All sizes listed in inches).

Features

• Drill hole sizes from 1/8 to 1 in. through sheet metal without burring, deforming stock, or threading drill bit.
• A unique double flute design assures the penetration of soft or thin materials at the proper speed.

Product Details

• Part Number: UB11
• Brand: Malco
• Depth Each Step: N/A
• Elect. Drill Size: 3/8 in.
• Pilot Hole Required: No
• Step Sizes: 1/4, 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4, 13/16, 7/8 in.