This hardened steel pin is manufactured as a compatible replacement for OEM part number 0823005024 and is used in the rotation head assembly of underground drilling equipment. Designed to withstand high torque, vibration, and continuous rotational loads, it ensures stable power transmission and accurate component alignment. The wear-resistant steel construction supports long service life under demanding mining conditions. This replacement pin is suitable for Simba H1354 and SIMBA H1254 drill rigs commonly used in underground production and bolting applications.