Starrett 18C Automatic Center Punch

The Starrett Automatic Center Punch with Adjustable Stroke features a lightweight, knurled steel handle for a positive grip and easy handling. 5 1/4 (130mm) Length, 11/16 (17mm) Diameter, Heavy Duty

Features and Specifications
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
Length 5-1/4″ / 130mm
Punch Diameter 11/16″ / 17mm
Material: Steel