/ Precision Measuring Tools / Precision Hand Tools / Precision Shop Tools / Punches & Sets / 18C * Not actual product image 56757 18C Automatic Center Punch 56757 Other similar products The Starrett Automatic Center Punch with Adjustable Stroke features a lightweight, knurled steel handle for a positive grip and easy handling. 130mm (5 1/4") Length, 17mm (11/16") Diameter, Heavy Duty. Videos Features Specifications Parts Contact Starrett Videos Starrett Automatic Center Punches Views: Features Rugged automatic punches with all-steel handles and parts Internal mechanism automatically - strikes a blow when downward pressure is applied Spring tension, which regulates the blow, is constant so marks made by the point are uniform in depth and size for each setting The point can be easily removed for regrinding or replacement Adjustable knurled cap regulates the force of the blow Heavy-duty Specifications Length (in): 5-1/4" Length (mm): 130mm Punch Diameter (in): 11/16" Punch Diameter (mm): 17mm Material: Steel Parts Member of Kit Item #DescriptionPart No.QtyInformation 10TIP, PUNCH22278-01 20CAP02945-01 30PUNCH22256-01 40TRIP PIN13753-01 50SPRING, .201X.343X1.00X.028X913756-01 60HAMMER13815-01 70SPRING, .351X.475X1.250X.062X702972-01 80BODY, CENTER PUNCH13757-01