With an arbor size of 5/8 inch - 11, DEWALTs 4-1/2 in. - 5 in. 20V Variable Speed FLEXVOLT ADVANTAGE Small-Angle Grinder (DCG416VSB) is compatible with a wide range of grinding wheels and accessories. The grinders lightweight design ensures ease of use, while the ergonomic handle provides comfort during extended operation. Additionally, the FLEXVOLT technology allows for seamless compatibility with other DEWALT 20V and 60V tools, maximizing battery life and performance. Ideal for both professionals and DIY enthusiasts, the DCG416VSB is a reliable choice for demanding jobs on the job site or at home.