General Tools 78 Automatic Center Punch Heavy Duty 5-5/8 Inch

The General Tools 78 is a heavy-duty automatic center punch designed for professional machinists and automotive technicians who need precise marking without the hassle of a hammer. This spring-loaded tool delivers consistent impact marks with simple one-handed operation, making it ideal for starting drill holes, marking metal surfaces, and locating screw or nail positions.

Key Features:

• One-handed spring impact operation eliminates the need for a separate hammer
• Adjustable spring tension allows customization for light or heavy marking strokes
• Replaceable hardened steel point with 0.083-inch point size for long-term use
• All-steel construction with rust-resistant black oxide finish for durability
• Knurled finger grip provides secure handling and control
• 5-5/8 inch overall length with 5/8 inch body diameter
• 17/64 inch tip diameter with 4-9/32 inch grip length

This automatic center punch excels at creating precise starting points for drilling operations, preventing bit walk and ensuring accurate hole placement. The adjustable spring mechanism lets you dial in the perfect impact force for different materials and applications, from delicate marking to heavy-duty punching through hardened surfaces.