Complete with 3 x soft jaws. Chuck removal key and cap bolts381 mm three jaw power chuck with 117.5mm through hole and max speed of 2500rpm.Grip Range (mm): 381 max, 30 minJaw Stroke (diameter mm): 10.6Max Gripping Force (kN): 180Lubrication nipple...
Chuck bungs are primarily used to block the centre of the chuck to stop swarf and coolant going down the spindle. The threaded hole which can be used for the removal of the bung can also be used for mounting a back stop.