Specification: Item Type: Angle Grinder Material: Aluminum Alloy Weight: Approx. 1432g / 50.5oz Sanding Wheel Diameter: 100mm / 4in Hole Diameter: 16mm / 0.63in Air Intake: 1/4 Intake Thread: G1/4 No-Load Speed: 11000rpm Average Air Consumption: 60L/Min Scope of Application: Home decoration, paint and wall treatment, etc. How to Use: 1. Perform a trial run for at least 30 seconds under no load, and use it after confirming that there is no abnormality 2. The gas pipe must be placed at the back end during operation to prevent accidents 3. Hold the machine firmly with both hands during work, and ensure stability 4. If the gas stops suddenly during work, the switch must be set to the off state immediately 5. During the grinding and polishing process, apply even force, and it is strictly forbidden to apply too much force or hit the object 6. At the end of the work, turn off the switch first, and then put it down after the rotation is completely stopped, and the grinding disc is facing upwards Package List: 1 x Angle Grinder 1 x Handle 1 x Air Port 1 x Wrench 1 x Grinding Disc 1 x Manual 1 x Detachable Wrench Note:1. Please allow 0‑1 inch 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.