That’s a *SEMPO Pneumatic Air Angle Grinder*
*Product details:*
1. *Brand*: SEMPO - Professional Air Tools
2. *Type*: Air-powered Angle Grinder
3. *Body*: Chrome finish metal housing with half safety guard
4. *Features*:
- Runs on compressed air - no electricity needed
- Lightweight, high RPM, low vibration
- Safety guard for 5" / 125mm discs
- Side handle mounting points
5. *Use*: Metal grinding, rust removal, cutting, surface prep, and finishing. Perfect for workshops, fabrication, shipyards, and oilfield maintenance where spark/electric hazards exist.
*Why air tools*: Safer in wet or hazardous areas vs electric grinders. More durable for continuous