Experiments with metal shafts went via many phases. In 1924 the Union Components Firm of Torrington, Connecticut, U.S., drew a seamless shaft of higher-carbon steel that might be heat-taken care of and tempered. It absolutely was permitted through the R&A in 1929 and significantly replaced hickory from the early 1930s. https://simonbipvc.eedblog.com/29725865/considerations-to-know-about-how-to-golf