Disston 698904 Master Mechanic 3 Inch Bi Metal Hole Saw

Master mechanic, 1 piece bi-metal hole saw, 3 inch arbor, m3 high speed steel cut edge, 1-7/8 inch depth of cut, 4/6 variable tooth pattern provides less vibration, delivering faster, smoother cuts then conventional hole saws, features built in 3/8 inch mandrel which may be used with 3/8 inch or larger drill, recommended for cutting soft or hard wood, nail embedded wood, stainless steel, pipe, rubber & conduit, pilot drill included, carded.