Delivers a High-Impact StrikeWhen pressed against the workpiece, the automatic center punch stores energy in a spring, eventually releasing it as an impulse that drives the punch, producing the dimple or hole. High PerformanceGenerally used to mark the center of a point, the small dimples guide the drill tip and prevent slippage or deviation that leads to damage. Multi-UseThe center punch is also a great tool stored in the car to break the window in an emergency. Durable MaterialMade from high hardness HSS, the automatic center punch is strong and durable. Widely UsedWidely used for marking and starting a hole to drill without the drill bit, the automatic center punch is suitable for a variety of tasks, such as marking on materials, glass window breaker, belt punch, wall marking and so on. Description: This is an automatic center punch used to produce a dimple in a workpiece. It performs the same function as a regular center punch but without the need for a hammer. When pressed against the workpiece, it stores energy in a spring, eventually releasing it as an impulse that drives the punch, producing the dimple. The impulse given to the punch tip is quite reproducible, allowing uniform impressions to be made. Features: The tip of this automatic center punch is made of high-speed steel for high strength and durability. No need for a hammer, with this automatic centering tool, you can create a dimple in a workpiece quickly and easily. Usually used to mark the center of a tip, the small dimple guides the tip of the drill bit and prevents slippage or deviation that leads to damage. Suitable for punching on steel plate, aluminum, copper, wood board and other materials to positioning holes. It is also a great tool kept in the car to break windows in case of emergency. Specifications: Tip Material: High Speed Steel Tip Hardness: HRC58~65 Length: 130mm/5.12" Handle Outer Diameter: 12.7mm/0.5" Color: Black Quantity: 1 Package Includes: 1 x Automatic Center Punch