Mitutoyo Sheet Metal Micrometer with SPC Output 6.5" Deep Throat Specifications include 0-1" / 25.4mm Measuring Range 0.00005" / 0.001mm Resolution 6.3" Deep Throat Spherical Anvil Features include... Spherical Carbide Face on Anvil Flat Carbide Face on Spindle Measures thickness of sheet metal, paper, plastic, and rubber parts. With Ratchet Stop for constant force Supplied in fitted plastic case Dust / Water protection level: IP65 Functions include Origin-set, Zero-setting, Data hold, Data output