1. Features two gripping heads covering a wide range of sizes. The large head fits 10-22mm, while the small head fits 6-15mm, replacing multiple traditional wrenches for space-saving convenience. 2. Automatic tightening design automatically adapts to various shapes: hex, square, round, and even damaged nuts. Simply hook and turn—no manual adjustment needed. 3. Forged from high-quality carbon steel with a professional zinc-plated finish for superior strength and rust resistance. 4. Equipped with an ergonomic TPR bi-material handle that provides a comfortable, secure grip, reducing hand fatigue during extended use. 5. A must-have for plumbers, mechanics, DIYers, and homeowners. Perfect for faucet repair, valve adjustment, automotive maintenance, and assembly tasks. Specification: Package Weight One Package Weight 0.18kgs / 0.41lb One Package Size 23cm * 6cm * 2cm / 9.06inch * 2.36inch * 0.79inch Qty per Carton 100 Carton Weight 19.50kgs / 42.99lb Carton Size 50cm * 40cm * 30cm / 19.69inch * 15.75inch * 11.81inch Loading Container 20GP: 444 cartons * 100 pcs = 44400 pcs 40HQ: 1031 cartons * 100 pcs = 103100 pcs