Big Horn 19230 Heavy Duty Automatic Center Punch. The lightweight aluminum center punch is great for marking a variety of materials, and the unobtrusive design fits comfortably into a pocket or tool belt. The spring-impact operation is adjustable to accommodate both light and heavy markings. This item is a common choice of both machinists and woodworkers.

• Fully Hardened and Ground Punch Point.
• Heavy Knurled Body for definite grip and easy handling.
• No Hammer is required for operating punch.
• Force of Impact can be regulated by rotating top Knurled cap.
• Shiny Black Finish.
• 5" (125 mm) long with Body Diameter of 5/8" (16 mm).
• Great for punching, marking and staking most metals.
• Used by carpenters and craftsmen to start nail and screw holes.
• Lightweight aluminum body with alloy steel internal components.
• Provides accurate center punches to prevent drill bits from traveling.
• One-handed operation - no hammer needed
• Spring tension impact adjustments for working with lighter materials