JINYI Automatic Center Punch Adjustable Spring Loaded Center Hole Punch Tool for Metal Wood Plastic [HEAVY DUTY]: The high carbon steel shank body withstands high impact force and stands the test of time. Extremely strong reinforced chrome vanadium tips holds up to hard materials and makes surfaces ready for any nail or drill. The knurled non-slip surface and precision centered tip increases force control for more accurate and precise holes in your projects. [PRESSURE ADJUSTMENT] With the tension screw, you can adjust the best tension apply on your work by simply spin the red cap [NO HAMMER NEEDED ] automatic center punches, you can use or replace them for a long time. Spring loaded center punch, adjustable force, portable size, no more hammering [VERSATILE]: This spring loaded center punch tool can accommodate various types of materials such as wood, plastic, metal, glass, and leather for all your home improvement projects. Color: silver Size: about 130mm long Quantity delivered: 2 pieces Warm prompt: 1.As different measuring methods,it will occur 1-3 cm deviation about the items,please ensure that it is okay for you before ordering. 2. Because of different monitors and lamplight, the picture may not reflect the actual color of the item, really thank you for your kind understanding 3. Only the above package contents, excluding other products.