1 Pcs Automatic Center Punch Adjustable Force Steel Drill Bit Black

The tip of this automatic center punch is made from high speed steel for high strength and durability.No hammer needed, with this automatic center tool you can create a dimple in a workpiece quickly and easilyUsually used to mark the center of a point, the small dimple guides the tip of the drill and prevents slipping or deflection that leads to damage Suitable for punching on steel plate, aluminum, copper, wooden board and other materials at positioning holesIt is also a great tool kept in car for breaking windows in an emergency This is an automatic punch used to produce a dimple in a part. It performs the same function as a normal centering punch, but without the need for a hammer. When pressed against the workpiece, it stores energy in a spring and then releases it in the form of a pulse that moves the punch, producing the dimple. The impulse provided to the punch is quite repeatable, allowing for uniform engravings. Generally used to mark the center of a point, the small dimple guides the tip of the milling cutter and prevents slipping or deviation that leads to damage. Suitable for punching on steel plates, aluminum, copper, wooden boards and other materials for placement holes. This is also a great tool kept in the car to use to break windows in an emergency. Weight: The normal model weighs 67 grams Material: The head punch is made of high speed steel, with a hardness of HRC58-60. Size: The total length is close to 130mm, the shank diameter is 12.7mm, and the punch head diameter is about 0.6mm. Features: The internal spring structure of the center punch can provide strong impact force to complete steel plate, wood punching, broken windows and other tasks. If you are stuck in the car due to an emergency, you can use this center to break the window to escape. It's simple and easy to use, and the effect is immediate! How to use: use the heavy head to align the positioning point, hold the handle firmly and press against the punch. After the punch is pressed into the shank for a short time, the strong spring will force the punch to eject, create a notch for each point, no need to cooperate Tools such as hammers are easy to use. Note: The data is manual measurement, please allow an error of 1-44cm, due to differences between light and screen, there will be a certain color difference, the specific received in nature prevail.