Techni-Tool DMS04-9108 Saw Kit Electrician Hole 7/8inch-2 1/2inch Bi-Metal

Bi-metal hole saws. Industrial quality Cobalt steel. Cutting edge with 4-6 variable teeth. Kit consists of six sizes most commonly used for pipe and conduit entrance: 7/8", 1-1/8", 1-3/8", 1-3/4", 2", 2-1/2", two arbors and one extra pilot drill in a molded case. (USA)