DEWALT DW1808 Long Holesaw Pilot Bit The item is Dewalt - Long Replacement Pilot Bits Hole Saw Replacement Pilot Bit 115-Dw1808 - hole saw replacement pilot bit Used for Power Tool Accessories, Hole Saws The product is manufactured in China All quick change mandrels feature double set screws with a recessed combination head for quick and easy centering bit changes Utilizes hardened steel construction and have been tested through 15,000+ cycles to deliver jobsite durability Feature double set screws with a recessed combination head for quick and easy centering bit changes