Our Mechanical Torque Wrenches have two types: MTW-P series Metric type and MTW-I series Inch Type. The torque value covers from 1N.m to 3000N.m. The head can be replaced as Ratchet Heads, Ring Ends, Open Ends, etc accordingly. The sleeve for above 680N.m long wrench is designed as separate connection for easy using. Same model of fixed value torque wrench can be provided.