Cordless Rechargeable Stained Glass Grinder Art Grinding Tool with 5/8" Grinding Bit Deruilong specializes in DIY power tools on brittle and hard materials such as glass, stone, ceramics, marble?. cutting, grinding and polishing; Deruilong engineers not only have sufficient industry experience, but they are also DIY enthusiasts themselves; they hope the products they developed can provide users with the best experience; We founded this DIY power tools company because we saw a growing demand among enthusiasts. DIYers deserved better, more reliable tools. Our products are unique. Innovative R D gives novel functions. Strict quality control ensures reliable performance, making them different for DIYers. We love our job as it's full of inspiration. Designing DIY power tools shows us innovation's potential. Seeing customers? creations with our tools, realizing we spark their creativity, that?s why we?re passionate. Rechargeable Glass Grinder Stained Glass Grinder Stained Glass Grinder Input : Input : Input : Rechargeable Version Compact size, rechargeable, low voltage and easily used in different place Adapter Version In addition to the basic accessories there is also a 5/8?Diamond grinder bit Adapter Version In addition to the basic accessories there is also a 5/8?Diamond grinder bit Rechargeable with Type C input for more safety Cordless move easier without limit,put your grinder you easy handle Automatic water slef-feeding with diamond grinder bits 5/8 and 1 Intelligent control by program to ensure no overload and safety protection Different LED color indicator show different status for operation easier