Features: Adjustable Strength: 5-speed adjustable force with strong penetration, labor-saving and convenient to use. Thickened Wear-resistant Noise Reduction Cover: silence and noise reduction, low noise during operation. Automatic Slag Discharge Hole: with high hardness, thickened and durable, which automatically eliminates gunpowder residue and heat, reliable for safety performance. Ergonomic Handle: ergonomically designed anti slip handle for comfortable grip, effective oil and slip resistance. Not Easy to Get Stuck: this machine uses alloy needles, which are not easy to get stuck even after continuous nailing. Diversified Accessories: equipped with a variety of accessories, such as protective glassed, gloves, earplugs, hex key, spring, pin, nails, and more. Scope of Application: fixed anti-theft windows, meter boxes, air conditioning racks, ventilation ducts, water ducts, etc Compatible 7.3&8.5mm Fastening Nailer Specifications: Adjustable Strength: 4 Gear / 5 Gear (Optional) Fastening Nailer Size: 7.3&8.5mm Material: Stainless Steel Item Size: 355 * 125 * 45mm / 13.98 * 4.92 * 1.77in Item Weight: 1026g / 2.26lb Package Weight: 1026g / 2.26lb Package Size: 40 * 27 * 6.5cm / 15.75 * 10.63 * 2.56in Package List: 1 * Nail Gun