Features adjustable spring loaded design for variable impact strength and hardened tip for long service lifeOne handed operation, simply adjust to desired spring tension, press firmly against work piece for automatic centre punchOne-handed operation makes accurate marks without the need for a hammerManufactured in industrial black and chrome finish with knurled body for extra gripCan be used for vehicle emergencies as a side window rescue glass breaking toolColour: black+silverMaterial: high-speed steelSize: 7.5 x 1.5 x 1.5cmPackage Contents:1 x Centre PunchOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.