Black & Decker™ Spider is designed for type 1 4267, 4292 die grinders and DeWalt® type 1 DW888 2" die grinder, DW880 2 1/2" straight grinder, type 2 DW888 2" die grinder, DW880 2 1/2" straight grinder and type 3 DW888 2" die grinder, DW880 2 1/2" straight grinder.