Feature: 1. Essential Tool for Construction: This powerful steel nail gun penetrates 3mm steel plates in just 0.1 seconds, making it suitable for various applications, including red brick wall and concrete. 2. Adjustable Height for Versatility: Equipped with four 34.6cm extension rods, this nail gun can be customized from 55 to 145cm, ensuring use in diverse construction environments. 3. Easy to Use: Wear dust proof eye safety, gloves, and earplugs (included in the product); Select appropriate nails in the nail tube (nails are not included in the product); Prepare to shoot with a nail gun perpendicular to the construction site; Vertical force hitting the wall; Slag discharge work, hold the muffler sleeve by hand, and back pressure discharge several times. 4. Exquisite Craftsmanship for Longevity: Features steel and reinforced bolts, this nail gun offers five strength settings and a lifespan exceeding 100,000 uses, ensuring durability you can rely on. 5. Wide Applicability for Various Installations: Suitable for a range of applications including camera mounts, electrical box installations, and plumbing, this nail gun is versatile enough for all your fastening needs. Specification: Item Type: Mini Nail Gun Kit Material: Alloy Steel, ABS Strength Adjustment: 5 Levels Applicable Nails: Diameter 7.3mm / 0.29in, 4.2mm / 0.17in long and short nails, M8 threaded nails . Package List: 1 x Mini Nail Gun 4 x Extension Rods 3 x Replacement Springs 1 x Spare Punch 2 x Hex Wrenches 1 x Limit Pin 1 x Brake Pin 2 x Conversion Heads 1 x Nut 2 x Gloves 1 x Dust Proof Glass 1 x Earplugs 1 x Cleaning Brush 1 x English Instruction Manual 1 x Storage Box