Used in conjunction with a standard bench grinder, the attachment gives fast and accurate sharpening of twist drills from 3mm-19mm or 1/8-3/4" diameters. The diecast body has pre-set notches at 41° (countersink), 49°, 59°, 68° and 88° which cover most tip angle requirements. Display carton. https://elecena.pl/product/27252607/draper-44351-drill-grinding-attachment 2024-11-13 https://elecena.pl/product/27252607/draper-44351-drill-grinding-attachment 2026-02-26