Home > Shop > Tools > Power Tool Accessories > Driver Bit & Holders > BOSCH SPEEDCORE 3-3/16" SDS-PLUS THIN-WALL CORE BIT BOSCH SPEEDCORE 3-3/16" SDS-PLUS THIN-WALL CORE BIT Item #: 21654290 Mfr #: T3918SC $151.90 each Checking Inventory Add to Cart