1Flat-Head Design2Brushless Motor33-Speed Control. [Compatible with DEWALT 20V MAX Batteries]: This variable speed angle grinder is compatible with DEWALT 20V MAX batteries DCB200, DCB201, DCB203, DCB204, DCB205, DCB206, etc. Go fully cordless to eliminate messy extension cords and tripping hazards on job sites, yards and home workshops. (Battery Not Included). Ultra-flat flathead gear housing gets into tight corners, hidden gaps behind metal frames and weld seams where standard angle grinders cannot reach. Grind at angles down to 45°, eliminate blind spots and boost your efficiency on confined-space metal work. Accepts both 4‑1/2 in (115 mm) and 5 in (125 mm) grinding wheels and flap discs for versatile metalworking tasks. Powerful brushless motor hits up to 11000 RPM, delivering solid torque for heavy daily cutting & grinding. Less heat buildup and no frequent carbon brush replacement, reducing your long-term maintenance cost. Built tough to hold up to continuous workshop use. [3‑Speed Control]: This angle grinder has 3 adjustable speed modes paired with an LCD screen that clearly displays current gear setting and remaining battery level. 11000 RPM for high‑speed efficient cutting, 7500 RPM for heavy‑duty grinding tasks, and 4500 RPM for accurate fine polishing. for rust removal, paint stripping, metal fabrication, and various home DIY repair applications. Tool-free spark guard adjusts to any angle by hand, no screwdriver required. 360° rotatable guard blocks sparks and flying debris. Dual anti-vibration side handles fit left/right handed users. Main handle locks at 90° on both sides for balanced grip, cuts down wrist fatigue during long sessions. Our customer service team will help you within 24 hours.