Precision stainless steel rule with clear, etched markings. Metric and imperial graduations: 0.5mm, 1mm and 1cm metric; 1/2″, 1/4″, 1/8″, 1/16″, 1/32″ and 1/64″ imperial, W.W UNF scale and tap drill size table. Includes storage sleeve. Hanging hole for storage.