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 stop
Non-rotating spindle, suitable for cylinders.
Quick measurement: one turn of sleeve or ratchet stop makes 2mm spindle feed.
Carbide measuring faces

3M 17075, Versaflo Headcover with Integrated Head Suspension, S-133S-5, White, Small/Medium, 7000127429, 5 EA/Case
3M™ 17379, Versaflo™ Length Adjusting Breathing Tube BT-30, 7100009685, 1 EA/Case
Dynabrade 94980 1/4" Composite-Style Coupler, 1/4" Male 
