PEAK metric contact thickness gauge, 35mm diameter glass plate, marked TSG No. 3. The thickness of the lines ranges from 0.02mm to  0.16mm in steps of 0.01 mm.

The thickness gauge came with a tag which said: 04043 Graticule MM 10X, Supplies for Electron Microscopy Polaron Instruments Inc., Doylestown, Pa.

The thickness gauge is in very good condition. It comes in its original split plastic case.

Buyer to pay actual USPS shipping cost (no handling fee). Estimated shipping weight is 4 ounces.

I would be happy to combine several items in one shipment to reduce shipping costs. Happy bidding!