General Tools 77 Automatic Center Punch One-Handed Spring Impact

The General Tools 77 Automatic Center Punch delivers precise marking and starting points without the need for a hammer. This one-handed spring impact tool operates with a simple push, making it ideal for machinists, automotive technicians, and DIY enthusiasts who need quick, accurate marking on metal surfaces.

Key Features:

• One-handed automatic operation - no hammer required for fast, efficient marking
• Adjustable spring tension allows customization for light or heavy strikes
• Hardened steel point (0.104 inch) provides durable, precise marking capability
• Lightweight aluminum body with knurled finger grip for secure handling
• Durable alloy steel internal components ensure long-lasting performance
• Compact 5-inch overall length with 5/8-inch diameter body
• 1/4-inch tip diameter and 3-29/32 inch grip length for comfortable control

Perfect for punching center marks, scribing lines, and starting drill, nail, or screw holes in metal. The automatic spring-loaded mechanism delivers consistent impact force, eliminating the variability of hammer strikes and reducing user fatigue during repetitive marking tasks.