This bucket cylinder pin K1007256 is made of 45# material, which is especially suitable for quenching and tempering. After quenching and tempering, the surface induction treatment is carried out after turning and other processes, so that this Doosan Excavator DX225 link pin can obtain more durable performance and wear resistance, and better fits the DX225 model. We can sagely and confidently say that this Doosan DX225 Link Pin was manufactured to meet or exceed Doosan’s own standards.