Our California Master Tools 5 Piece Step Drill Bit set covers all of your drilling needs. High Speed Steel bits with Cobalt Coating and Tri-Flat Shank for Sure Grip. With 50 different steps, and both 1/4" and 3/8" shank at your disposal, this is the most complete step bit set on the market. Aluminum Carrying Case Included.

Specifications:

High Speed Steel Bits with Cobalt Coating

Two Flutes, Automatically Deburrs as You Drill

Tri-Flat Shank for Sure Grip

Aluminum Carrying Case

1/4" Shank:
3/16" to 1/2": 6 steps (3/16, 1/4, 5/16, 3/8, 7/16, 1/2)
1/8" to 1/2": 13 steps (1/8, 5/32, 3/16, 7/32, 1/4, 9/32, 5/16, 11/32, 3/8, 13/32, 7/16, 15/32, 1/2)

3/8" Shank:
1/4" to 3/4": 9 steps (1/4, 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4)
1/4" to 1-3/8": 10 steps (1/4, 3/8, 1/2, 5/8, 3/4, 7/8, 1, 1-1/8, 1-1/4, 1-3/8)
3/16" to 7/8": 12 steps (3/16, 1/4, 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4, 13/16, 7/8)

SKU:2878K