topdanchuang "automatic center punch 5 inches spring loaded center hole punch punch metal hole with adjustable stroke for metal wood windo

High-Quality Material: The center punch is made of well-machined high-speed steel, which has high hardness, durability, and wears resistance. The shell of the punch is finished with deep knurling, non-slip, and not easy to rust. | Adjustable Tension: The auto center punch has a built-in spring to adjust the tension, which can be adjusted for light or heavy stroke, marking, punching, and riveting. So you can use it easily with just one hand, and no other tools are needed. | Slip Resistance: According to the ergonomics, the non-slip diamond pattern design is adopted, which can increase the friction between the hand and the spring-loaded center punch handle during operation. | Easy to Use: Just adjust to the required spring tension, and press firmly against the workpiece for an automatic center punch, it makes accurate marks without the need for a hammer. | Wide Applications: Suitable for a variety of tasks, such as marking on materials, car emergency tools, alternative emergency hammer, Iron plate positioning, wood positioning, wall positioning, etc.

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