4-Inch Lock Down Vise Precision Engineering & Robust Performance Designed for workshop efficiency, this 4-inch lock down vise offers exceptional precision and strength. Featuring a rugged screw rod, solid cast construction, and a powerful clamping force, it securely holds workpieces, minimizing damage from excessive force. Its reliable design ensures stable clamping for various applications, enhancing both accuracy and ease of use. Durable Construction Strong Clamping Power Accurate Screw Mechanism Ergonomic Design Key Features Robust Clamping Force: Featuring finely polished guide surfaces for smooth operation, this vise offers reliable clamping with a maximum force of 19 kN. The 4" (10 cm) jaw width and opening ensure secure holding of various sizes of workpieces with precise positioning. Premium Construction: The vise jaws are crafted from 45# steel, enhanced through high-frequency quenching for superior wear resistance and longevity. The body is forged from HT250 cast iron,