Great Neck 7-in-1 Steel Hole Saw, 1 In. thru 2-1/2 In.

Cuts holes 1", 1-1/4", 1-1/2", 1-3/4", 2", 2-1/4", and 2-1/2" thru wood, metal, pressed wood or plastics up to 1-3/4" thick. Perfect circle blades are made of electric furnace steel. Automatic slug ejector prevents clogging. Built-in blade selector on housing fits any electric drill, lathe, or drill press.