This 6-piece silver triangular wrench set is made of durable zinc alloy. Overall dimensions: 2 x 1.46 x 0.47 inches (L x W x H) triangle dimensions: 0.47 x 0.28 inches (outer diameter x triangle side length). It is a lightweight, portable, and versatile wrench designed for turning valves and screws. Suitable applications include radiator valves, power distribution boxes, electrical cabinets, elevators, gas and water meter valves, toolbox doors, and more. Please note that it is not compatible with certain older radiator models verify your equipment's dimensions before purchasing. Weight: 0.22 lbs.