Features: Precise Center Punching with Double Styles Choose between capped or uncapped designs, featuring hardened steel tip for effortless marking on hardened materials and extended durability in heavy duty applications. Engineered for versatility with carbon steel or lightweight aluminum alloy housing options, this spring loaded punching delivers consistent impacts force to prevent drill bit slippage while accommodating workshop or on site tasks. Ideal for metalworkers, mechanics, and DIYer enthusiasts requiring reliabled marking accuracy in metal fabrication, woodworking, or emergencies scenarios demanding quick glass breaking capability. Streamlines drilling operations in workshops, construction sites, or automotive repairs while keeping this compact tool accessible for safety emergencies like vehicle window shattering. Its double purpose design combines industrial grade marking precise with life saving functionality, making it essential addition to toolkits for both professional projects and critical safety preparedness. Specifications: Colors: gold, silver, black, blue, red Case: Carbon steel (gold, silver, black), aluminum alloy (blue, red) Uncapped: 130mm long, punching diameter 4mm Hat styles: 132mm long, punching diameter 4mm Package Includes: 1pcs Center Punching Tool note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.