Square drive wrenches use sockets, while low-profile wrenches use cassettes designed for tight access areas.
Square drive wrenches use sockets, while low-profile wrenches use cassettes designed for tight access areas.
Square drive hydraulic torque wrenches use interchangeable sockets and are ideal for general bolting work where access is open. Low-profile cassette torque wrenches are designed for flange bolting and restricted clearance environments, using interchangeable cassettes that fit around nuts with minimal space requirements. The correct tool selection depends on bolt size, access restrictions, and project requirements.