Pneumatic C-ring gun: The SC760 uses No. 17 C-ring nails, closing diameters 3.2-4.1 mm. SC7C uses No. 24 C-ring nails, closing diameters 3.2-5.6 mm. SC7E uses No. 24 C-ring nails, closing diameters 4.8-8.7 mm. Versatile for various fastening needs. Efficient bundling: Connects to an air compressor (0.4-0.8 MPa) for powerful operations. Ideals for building traps, mattresses, cages, and more. Boosts productivity with consistent, reliable fastening. Easy loading and automatic feeding: Simply load C-rings onto the magazine; the staple pusher automatically feeds them forward. No jams, ensuring full utilization and continuous workflow. Precision machining: Durables aluminum alloy shell reduces weight and withstands harsh environments. Punching plate is firmly fixed with bright, wear-resistant finish. High-strength tungsten steel jaws enhance fastness under exquisite craftsmanship. Wide usage: Perfects for constructing animals and aquaculture cages, making car seats, fixing sofa or mattress springs, DIY crafts, fences, and more. A must-have tool for various applications.