(178mm | 7") HSS M42 with 8% Cobalt Bi-Metal Hole Saw with 2 Pilot Drill Bit
Style 178mm | 7". Material High Speed Steel M42 with 8% cobalt. 【Professional Use】The hole saws have variable tooth pitch. Saw tooth thickness 1.0mm and height 1.8~2.0mm. All non-US sales are final unless a valid claim is present.