Enhance your golf club building and repair with these precision-engineered golf ferrules from Qdyzpp. This comprehensive set includes 50 black ferrules specifically designed for tapered tip iron shafts, featuring precise dimensions of .355" inner diameter and .520" outer diameter, with a length of .87". These ferrules serve as essential components in golf club assembly, providing a smooth transition between the club head and shaft while adding a professional finish to your clubs. The black color maintains a classic, traditional appearance suitable for most club designs. Perfect for club makers, repair professionals, or dedicated golfers who maintain their own equipment. The quantity of 50 pieces ensures you have plenty on hand for multiple club builds or repairs. Dimensions: Length .87" / O.D. .520 / I.D. .365 Metric: Length 22.09mm / O.D. 13.2mm / I.D. 9.27mm Color: Black Countersink: 23 50PCS Ferrules Material: Black Ferrule Thermoplastic Fits most modern men's taper tip steel shafts with a tip section of .355!