customized golf club hardware joints for a high-end golf equipment brand. Using high-strength titanium alloy material, through precision turning and thread rolling processes, the thread precision reaches level 6H, the connection is tight without loosening, and the hitting force transmission efficiency is improved to reduce energy loss. The surface is treated with vacuum ion plating, with uniform color, wear resistance and corrosion resistance, not easy to scratch, conforming to the positioning of high-end products. The positioning structure is optimized, the club head and shaft are installed accurately, the error does not exceed 0.02mm, helping players improve hitting stability. This customized joint helped the partner increase the sales of high-end golf clubs by 43%, becoming the designated supporting accessory for professional golfers.