Starrett Micrometer Depth Gages, 0-75mm 52221

Product Highlights The depths of holes, slots, shoulders and projections can be measured with these fine tools 100mm (4") base and 4mm (5/32") diameter measuring rods Combination ratchet and speeder for uniform pressure and quicker adjustment Ring-type knurled lock nut for quick and sure locking Satin chrome reading surface is glare free and resists rust Specifications Micrometer Type: Mechanical Range (mm): 0-75mm Graduations (mm): 0.01mm Base Length (mm): 100mm Lock Nut Type: Ring Type Knurled Measuring Rods (qty): 3 Rod Diameter (mm): 4mm Thimble Type: Ratchet Case Type: Padded Case Accuracy (mm): Mic head +/-.0025mm; Rods +/-.005mm