Testing Taper Small 320×309 Medium 640×619 Large 1024×990 Download TIFF Original 3139×3034 | (624.3 KB) Description A worker testing taper with special gage. Keywords inspection, quality control, special gauge, taper Galleries Measurement Tools Source: Smith, Robert H. Book of Advanced Machine Work (Boston, MS: Industrial Education Book Company, 1919) 1337
