Features: 1. Mainly used in engraving machines. 2. Normally open type tool setting gauge, with stroke of 8mm. 3. Super hard alloy material, wear-resistant and long service life. 4. Waterproof and oil-proof design, can adapt to a variety of use environment. 5. It can greatly improve the efficiency of tool setting in engraving machines. 6. With indicator light for more convenient use. Specification: Condition: 100% Brand New Item Type: Tool Setting Gauge (normally open) Color: Silver Maximum Diameter: 0.5mm/20mm Total Height: Approx. 68mm / 2.7in Total Stroke: 8mm Voltage Range: 0-36V Rated Voltage: 24V Blowing Function: Yes Whether with Indicator Light: Yes Output Mode: Normally Open Surface Material: Super Hard Alloy Contact Strength: 1.5N Application Range: Mainly used in engraving machines Package List: 1 x Tool Setting Gauge 1 x Accessory Note: 1. Please allow slight error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.