The image displays a 12V Portable Lithium Cordless Mini Angle Grinder Kit.
Below are the standard technical specifications for this class of compact power tools:
Core Specifications
Rated Voltage: 12V DCNo-Load Speed: Up to 19,500 RPMPower Output: ~300W – 500W
Motor Type: High-efficiency brushed copper motor (some high-end variations use brushless)
Drive Spindle Thread: M5
Disc Diameter: 75mm – 76mm (approx. 3 inches)
Disc Bore (Hole) Diameter: 10mm