Starrett Automatic Center Punch,9-16 D x 5 L 18A

The STARRETT 18A is an automatic center punch used to make a starting mark on metal, plastic, or wood. It has a steel body with a knurled handle for grip, a round 9/16 in diameter shank, and an overall length of 5 in. Its internal mechanism delivers a punch when downward pressure is applied, and the blow force is adjustable. Key Features of the STARRETT 18A Automatic Center Punch: Automatic operation: Internal mechanism strikes a blow when downward pressure is applied. Adjustable blow force: Knurled cap regulates impact force from 1.5 to 2.5 lb. Uniform marks: Spring tension regulates consistent mark depth and size for each setting. Replaceable point: Point can be removed for regrinding or replacement. Steel construction: Steel handle and steel body components. Knurled grip: Knurled finish provides a textured gripping surface. Size: 5 in overall length with 9/16 in diameter. Point details: 1/64 in tip size with a 0.011 in point. Material applications: Suitable for use on metal, plastic, and wood.