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Hello everyone, welcome back! Today we are opening the box of the newly upgraded DERA 9 100B 4-inch angle grinder. If you are looking for a reliable and durable essential tool for the workshop, this product might be just right for you.
Although the spec sheet indicates 850W, we tested today the upgraded 1050W model, and the power improvement is quite noticeable!
The packaging box contains the following accessories:
⚡ 1050W high-power motor—designed for high-intensity operations
⚙️ M14 spindle at 1,200 RPM—fast, precise, and efficient
🛡️ Durable gear housing and safety cover — thickened metal body for greater durability and safety
❄️ High-efficiency cooling system — optimized airflow design, prevents overheating during long usage
🤝 Ergonomic design — comfortable grip, easier control
Perfect for tasks such as metal cutting, surface grinding, polishing, and rust removal.
If you want to get one, remember to check the contact information at the end of the video!
👇 Or contact us; let us know what you would like to cut or polish first with this powerful machine!
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#Metal Cutting #Surface Polishing #Polishing #Corrosion Removal #DIY #Workshop #Construction #Manufacturing #Metal Processing
#Unboxing #Tool Unboxing #Tool Review #First Experience #Power Tool Enthusiasts #Professional Tools #Durable #Professional Tools
Update time：20261012123033
