The BG W05 Multifunction Micro Grinding Pen is a compact, lightweight rotary tool engineered for precision grinding, polishing, cutting, and engraving tasks, specifically in electronics repair and intricate hobby work. This pen-style tool features a brushless motor that ensures stable, vibration‑free operation, allowing for accurate work on delicate components.

Equipped with a built‑in rechargeable lithium battery and USB charging, the BG W05 offers true cordless convenience. Its slim, ergonomic design fits comfortably in the hand, reducing fatigue during extended use and providing excellent control when working under magnification or in tight device interiors.

Key Features

• 4‑Gear Adjustable Speed: Offers four selectable speed settings to match the required RPM for different materials and tasks—from gentle polishing of plastics to high‑speed grinding of metal.
• Brushless Motor: Provides smooth, quiet, and vibration‑free operation, enhancing precision and extending tool life.
• Built‑in Rechargeable Battery: Cordless design with a high‑capacity lithium battery allows for unrestricted use anywhere.
• USB Charging: Convenient USB‑C or micro‑USB port enables charging via power banks, laptops, or standard USB adapters.
• Standard 2.35mm Collet: Accepts a wide range of common grinding, polishing, cutting, and engraving accessories (2.35 mm shank).
• Lightweight Pen‑Style Body: Ergonomic and low‑weight construction facilitates fine control and reduces hand fatigue.
• Versatile Application: Capable of grinding, polishing, cutting, deburring, engraving, and more on various materials.
• IC Chip & PCB Focus: Specifically suited for IC chip thinning, CPU removal preparation, PCB trace grinding, and adhesive/glue removal in electronics repair.