The 101148259 (86605920) spline shank is a key power transmission component designed specifically for the Montabert HC50 rock drill, which is a major equipment in mining, tunneling, and quarrying operations. Its core function is to transmit rotational torque between the driving gear of the rock drill and the drilling mechanism, ensuring smooth and stable power transmission during high-intensity drilling operations. The spline handle is made of hardened alloy steel and is designed to withstand heavy torque loads and continuous vibrations under harsh operating conditions.

  Shaanxi Xianfeng Rock Drilling Machinery Equipment Co., Ltd. is a specialized enterprise dedicated to the research and development, production, and supply of rock drilling equipment. Since its establishment, the company has deeply integrated high-quality industrial resources from around the world. With strong technical strength and a complete supply chain system, it has quickly established a foothold in the field of rock drilling machinery and grown into a benchmark enterprise in the industry.