Home > Shop > Tools > Power Tool Accessories > Driver Bit & Holders > BOSCH SPEEDCORE 1-3/8" SDS-PLUS THIN-WALL CORE BIT BOSCH SPEEDCORE 1-3/8" SDS-PLUS THIN-WALL CORE BIT Item #: 21654230 Mfr #: T3912SC $84.10 each Checking Inventory Add to Cart