Eclipse Centre Punch - AutoSku : 40166Mfgr Part # : EC171 Delivery : Ships today.Price : $67.00 ex-gst$77.05 inc-gst.Price per : Item Add to CartAutomatic Centre Punches deliver a punch when hand pressure is applied to knurled head. One handed operation hammer should not be used. Depth of impression adjusted by turning the knurled head. Length: 120mm Blade Length: 100mm Operating Pressure: 13-2.25kg (30-5lb)