Bi-Metal Hole Saw, 1-1/8"

Constructed from M42 high speed steel with 8% premium cobalt content. Rigid solid steel back plate. 4/6 variable pitch geometry with unique fleem ground teeth design. Featuring a 1-7/8 in. depth of cut. Diamond sides provide quick plug removal (available on 7/8 in. to 6 in. hole saws). Cats eye openings on solid back plate(available in 2 in. to 6 in. hole saws).