The Draper 1180C is designed to be used in conjunction with a standard bench grinder, the attachment gives fast and accurate sharpening of HSS twist drills from 3mm-19mm or 1/8-3/4" diameters.
This grinding attachment has been constructed with a diecast body with pre-set notches at 41° (countersink), 49°, 59°, 68° and 88°.