Fowler 52-253-004-1, Premium Outside Inch Micrometer With 3-4" Measuring Range

Micrometer Screw Gauge: With flat anvil/spindle pair for general purpose measuring; microfine graduations and carbide-tipped measuring faces; 0.001" graduation and ± 0.001" accuracy for precise readings

Accurate Measurements: Anvil and spindle hardened and precision-ground with microlap finish on tips; 0.256" diameter of measuring faces, 0.00003" flatness, and 0.00008" parallelism on 3-4" micrometers for accurate measurements

Easy to Use: Quick, easy zero adjustment on the sleeve and positive lever locking clamp; friction thimble with ratchet stop applies constant force for repeatability between users

Satin Chrome Finish: Vernier scale with hammertone blue baked-enamel frame with heat-insulated frames; the finishing on the thimble and sleeve helps reduce rust and glare, while the lapped spindle thread provides smooth movement, extending product life

Set Includes: An outside micrometer with a vernier scale of 0.001", a wrench, and a fitted case