Durable construction and design - Built from drop-forged alloy steel for long service life - Wear-resistant, rust-resistant and non-slip design for reliable use as a torque wrench adapter Improved access in tight spaces - 1/2 inch drive torque wrench adapter enables seamless navigation into confined areas Broad compatibility and versatility - Designed for 1/2 inch drive or 21 mm hex drive - Adaptable to a range of wrench types, including jumbo, knuckle, adjustable wrenches, sockets and ratchets Effortless torque enhancement - Expands the reach of your wrench to increase torque - Time- and effort-saving for work on automotive fasteners or bolts in tight spaces Use scenarios - Automotive maintenance: reaching bolts behind components such as brake calipers or subframes in restricted spaces - Machinery servicing: accessing fasteners on equipment with limited clearance - Home repairs: handling large nuts and bolts in tight or cluttered work areas