Bluetooth Digital Thickness Gauge Model SSS-540-3A
Measuring Range : 12 mm. Resolution : 0.01 mm. Indication Error : ±20 μm Measuring Force : 1.2 or less Standard Contact Point : φ5 mm. (Flat) Anvil Form : φ5 mm. (Flat) Insertion Depth : 30 mm. Weight : 176 g.