QWORK® 2 Pack Automatic Center Punch, 5" Spring Loaded Hole Marker Tool

1.Easy one-handed operation without the need for a hammer. Mark a recessed starting point on a metal (steel, aluminum, brass, copper), wood, glass, leather or plastic surface to prevent the drill or screw from slipping. 2.5'' overall size for excellent durability. Consists of a chrome tip and a premium stainless steel body with a non-slip knurled texture to give you very comfortable and precise handling. 3.The automatic center punch has a built-in spring to adjust the tension, Compared with traditional center punches, the spring-loaded center punch does not require hammering, but uses the impact force generated by the internal spring for positioning, which is more convenient and durable 4.The automatic center punch can be used as a manual punch tool on wood, metal and glass; it can also be used to smash car windows to escape in an emergency