Features. 1. Package Includes:Our concrete nail gun includes 100pcs pipe jam nails for pneumatic nail gun, applying this set can better fix our wall, plumbing and other objects. Please wear earplugs, goggles and gloves when using the wall fastening tool. Please follow our instruction manual. 2. Easy To Use: This lightweight concrete nail gun is manually driven. It is easy to use in five simple steps: 1. Wear goggles, gloves and earplugs 2. Select the pipe jam nail 3. Place the nail gun vertically on the workbench and prepare to fire 4. Punch it hard and vertically into the wall 5. Hold the muffler cap and press it down several times. If it appears that it does not work, please remove the residue first, and then try to nail a few pipe jam nails again. 3. Double muffling, easy to remove residue: The mini nail gun adopts thickened steel plate and high-quality rubber sound-absorbing holes, after tens of thousands of tests, it can effectively reduce the noise without affecting the residents' life and make the construction environment more comfortable. 4. Wide range of application: the concrete nail gun has a strong penetration force and adopts a high-strength thickened one-piece firing pin, which is not easy to break or get stuck and prolongs the service life. Concrete nail gun can penetrate 3mm thick steel plate in 0.1 seconds. 5. Compact and lightweight: steel nails are lightweight and small in size, easy to store and operate. Product Specification Product Material: Alloy, Stainless Steel Total length: 40 mm Usage: light steel keel, plumbing pipes, timber beams, air-conditioning, bridges Size: 40mmx16mmx3mm Weight: 435g Package Includes:100pcs pipe nails Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.