Ideal for measuring hard-surfaced materials. This popular, economical, Swiss-style micrometer is designed to give quick, accurate readings. Measures to 1.0″ in 0.001″ increments. Ratchet thimble assures consistent readings. Barrel and thimble are satin-chrome finished. Carbide tipped measuring faces for long life, added accuracy. Wrench included for easy zero adjustments.