Product details

Small, fully-fledged 4-jaw chuck Ø 63mm for miniature work for spindle threads 1 "x 8tpi and 3/4" x 16tpi With spanner for one-hand operation Equipped with 24-step division The feed set is supplied in a storage case and includes the following accessories: Small jaws - Clamping: Cylindrical, 7mm / Spreading grooved, 23mm Middle outside and inside grooved clamping jaws - Clamping: 25mm / Spreading: 37mm Large outside and inside grooved jaws - Clamping: 55 mm / Spreading: 66mm Stepped grooved jaws - Clamping: Close to 0 mm / Expanding small step: 16 mm / large step: 30mm The dimensions result when the lining is almost closed. The clamping path is 20mm   Also included: Screw insert for using the mini 4-jaw chuck as a screw chuck A feed key An Allen key for changing the jaw attachments Adapter for using the chuck on lathes with 3/4" x 16 tpi spindle thread