Fowler 0-25mm Vernier Micromter Fowler's Swiss Style micrometers are made exclusively for Fowler. They offer the same fine features and quality that you expect from comparable tools at a fraction of the cost. Unique friction design allows one hand operation .0001/.01mm graduations ± .00016 accuracy Swiss style design, balance and quality Friction/Ratchet thimble assures you of consistent readings at all times. Barrel, thimble and frame are satin chrome finished; microfine graduations allow easy reading Measuring faces are carbide tipped A wrench is included, permitting quick and easy zero adjustment on sleeve Flatness: .00003. Parallelism: .00005 for the 0—1 Fully insulated frame isolates heat from the operator's hand One piece design, extremely well balanced, lightweight (0—1/25mm size weighs only 7-3?4 oz.) Positive lever-locking clamp ensures reliable measurement at all times Spindle diameter .256. Anvil and spindle hardened and precision ground Meets or exceeds Fed. specs for accuracy Includes a case 72-229-209