Greenlee Textron - Greenlee 825B-1-1/8 Bi-Metal Variable Pitch Hole Saw

Bi-Metal Hole Saw, Actual Hole Size 1-5/8" (41.3 mm). Bulk Pack of 50. Cut through steel, tin, aluminum, fiberglass, wood and plastic. Deep 1-5/8" (41.3 mm) cutting depth allows for cutting through 2" x 4" wood studs. Extra-tough bi-metal blade- we use the highest grade oftool steel to outlast competitor's blades. That beats premature saw replacement and saves you money. Steam oxide finish - no paint to gum up and slow cutting. The saw runs cooler for longer life and better performance. Extra-thick backplate minimizes vibration for smoother, easier, less tiring cutting. Made in USA. Features: Cuts through steel, tin, aluminum, fiberglass, wood and plastic; Deep 1-5/8 In cut to go through wood studs; Extra-tough bi-metal blade made of highest grade tool steel; Steam oxide finish for cooler running saw; Extra-thick backplate minimizes vibration - Application: Bi-Metal Hole Saw with 1-5/8 In cutting depth allowing cutting on 2x4 studs. Extra-thick backplate minimuzes vibration for smoother, easier cutting.