Strong Motor Output: Powered by a 125W copper motor with speeds up to 18000 RPM, VEVOR flex shaft grinder delivers smooth, efficient performance for sanding, grinding, cutting, and polishing tasks. Supports forward-reverse rotation for added flexibility Complete Accessories: Comes with 9 grinding stones, 11 sanding bands, 36 sanding discs, 8 wool felts, 1 millstone, 36 cutting discs, 5 mandrels, 1 wrench, 1 accessory storage holder, along with 1 chuck key, 2 carbon brushes and 1 spare inner flex shaft cable High-Precision Chuck: Featuring a 3-jaw chuck with a 0–4.5 mm (0–0.17 in) clamping range, this flex shaft rotary tool securely holds accessories without slipping. Paired with a 39-inch extended flexible shaft for improved reach and control Hands-Free Foot Pedal: Control stepless speed adjustment using the foot pedal for a smoother workflow, keeping both hands focused on detailed tool handling. Built with overheat-resistant ABS for secure, reliable operation Multi-Functional Use: Ideal for precision work on multiple materials, this electric flex shaft grinder suits both professionals and DIY users. Easily handle wood sanding, metal polishing, jewelry drilling, and stone grinding with efficiency and control