Features 1. Strong penetration force: The concrete nail guns has strong penetration force, and can penetrate 3mm steel plates in 0.1 seconds. Concrete nail gun kit with 50 nails, 5-speed adjustable manual steel nail guns tool, wall fixing electric tool, portable nail shooting machine, wall anchor wire grooving device. 2. Dual silencer: Made of solid metal, equipped with anti slip rubber handle and anti slip cover, low noise, safe and durable. Thickened steel silencers can reduce noise, making the building environment safer and more comfortable, without disturbing family or neighbors. 3. Easy to operate: only five simple steps are required: 1 Wear protective glasses, gloves, and earplugs 2. Choose a nail 3. Place it vertically in the workplace to prepare for shooting 4. Vertical force entering the wall 5. Hold the muffler cover and press it multiple times. If there is an unresolved situation, please remove the residue first and then try driving a few nails. 4. Widely used: suitable for concrete walls, camera installation, electrical box installation, water and electricity installation, air conditioning installation and photo frame hanging, pipeline installation, wire binding, etc. 5. Convenient to carry: Short and compact, lightweight, convenient and easier to carry, with a length of only 35CM and a weight of only 0.6KG. The sound is low without disturbing the people, and the noise reduction is further upgraded. Precisions equipment such as CNC processes 83 decibels of noise. Specification Material: Carbon steel Color: Blue andamp Black Size: 38 x 28 x 7 cm Weight: 1580 g Package Include: 1x Concrete Nail Guns 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. Sold by-YJL official store