YEEZET Thread Pitch Gauge 52PCS Stainless Steel Metric 60 Degree & Imperial 55 Degree& US 60 Degree Screw Gauge for Industrial Measurement Multiple specifications: complete specifications. Metric 24pcs, Imperial 28pcs, 🚩Metric METRSCH-60 degree thread (24pcs) unit mm: 6.0, 5.5, 5.0, 4.5, 4.0, 3.5, 3.0, 2.5, 2.0, 1.75, 1.5, 1.25, 1.0, 0.9, 0.8, 0.75, 0.7, 0.6, 0.5, 0.45, 0.35, 0.3, 0.25 🚩Imperial WHITWORTH-55 degree thread (28pcs) unit m: 4G, 4 1/2G, 5G, 6G, 7G, 8G, 9G, 10G, 11G, 12G, 13G, 14G, 16G, 18G, 19G, 20G, 22G, 24G, 25G, 26G, 28G, 30G, 32G, 36G, 40G, 48G, 60G, 62G;