Pneumatic Engraving And Punching: Combines automatic centre punch function with stone engraving capability, supporting alloy tips for rough and fine carving. Suitable as centre punch for metal and stone surface processing Stable Impact In Tight Areas: Delivers continuous torque and controlled impact, useful for detailed carving in confined or uneven stone surfaces. Helps prevent slipping when marking before drilling Multi-Industry Application: Works as stone engraving tool, micro engraver pen, and pneumatic rust remover for workshops, metal fabrication, stone carving, maintenance and restoration tasks Air Compressor Compatibility: Connects to most air compressors using included coupler and locking clamp. Supports various shank sizes and alloy heads. Carbon Steel Impact Head: Hardened and tempered punch tip withstands long-term impact use. Functions as spring loaded centre punch, air chisel set, and chiseling tool for rust removal and material cutting, Weight: 1150.0 grams, Manufacturer: Lfhelper