Bosch 8-Piece Bi-Metal Non-Arbored Hole Saw Set

Quick Changemandrel (PCM38) with one pilot bit (HB85PB). One small adapter (AN01) and one large adapter (AN02). Hole saws: one 1 In. , one 1-1/2 In. , one 2-1/8 In. and one 2-1/2 In. Pilot bit easily snaps into mandrel for wood and metal applications Threadless design prevents seizing up in the mandrel Positive lock design to minimize wobble Easy plug removal Plastic case