
FUNCTION - Center and spot drills are traditionally used to create a tapered hole for a lathe center to create a starting point for a standard twist drill designed to prevent the drill from walking. DESIGN- Each metal lathe tool is double ended and ground with a standard 60 degree included angle. FIT- Metal center drill, used for the production of center supports in components or work pieces requiring machining between centers. MATERIAL- Material: HSS, hardness applicable: HRC40 or less. SIZE- The set includes 5 sizes: 1.5mm tip diameter with 5mm body diameter and 35mm length & 2.0mm tip diameter with 5mm body diameter and 41mm length & 2.5mm tip diameter with 6mm body diameter and 45mm length & 3mm tip diameter with 8mm body diameter and 51mm length & 4mm tip diameter with 10mm body diameter and 60mm length.