Resolution 0.01mm/.0005", 0.001mm/0.00005", 0.0005mm/.00002". Repeatability 0.5um. Measuring force 5-10N.Flatness of measuring faces 0.3um. Parallelism of measuring faces 0.5um.Ratchet stopNon-rotating spindle, suitable for cylinders.Quick measurement: one turn of sleeve or ratchet stop makes 2mm spindle feed.Carbide measuring faces