Features 1/8 BSPT Back Connection: The axial vacuum gauge is a 1/8 BSPT back connection, which has high accuracy, high sensitivity, high stability and durability. Clear Readings: The 1/8 BSPT vacuum gauge is a transparent cover, which provides clear reading and better dial protection, which is strong. Strong and Durable: The connection port of the vacuum gauge is a brass material, which can effectively connect, and has the characteristics of solid and durability. Good Air Tightness: The dual scale vacuum gauge has good air tightness to ensure that there is accurate measurement result, which is a very useful measuring table. Scope of Application: Vacuum gauge are suitable for the detection of air, water, oil, natural gas, and other non -corrosive media, and the scope of applications is wide. Features: 1. 1/8 BSPT back connection. 2. Brass components has good corrosion resistance and durability. 3. The transparent cover offers clear readings and better protection of the dial. 4. Good air tightness guarantee the accurate measurement. 5. Suitable for air, water, oil, gas, and other non-corrosive media.   Specification: Mounting Thread: 1/8 BSPT Range: -1-0Bar, -30-0inHg Product Size: Approx 5.1x4.5x4.5cm / 2x1.8x1.8in Package Weight: Approx 94g   Package List: 1 x Vacuum Gauge  Package List