Features:
 * Complies with DIN 863 standard
 * Combination of extension rods provides wide measuring range
 * The micrometer head has a measuring range of 50-63 mm.
 * The diameter of the extension rods is 15.5mm.
 * Zeroing gauge is included in the set.
 * Measuring tips are carbide and lapped
 * The barrel and drum are chrome plated.
 * In plastic or wooden box