The sturdy plastic case contains the most popular sizes of cutters for electricians and general fabricators. It keeps them protected and easy to find. Plastic tool case contains (6) Holcutters (7/8, 1-1/8, 1-3/8, 1-3/4, 2 & 2-1/2") Arbor, Pilot, Hex Washer, and Instructions. 1/8in Depth of Cut