This OEM replacement part is engineered to match the original specifications for reliable performance and compatibility. Built with highquality materials, it ensures durability and longlasting use. Ideal for restoring equipment to optimal working condition, its a dependable solution for maintenance or repairs.Specifications. Size 12 mm. Key Size Includes Hexagonal. Length 1.55 in. / 3.94 cm. Width 0.8 in. / 2.03 cm. Height 0.8 in. / 2.03 cm