Designed for professional contractors , workshop technicians , and DIYer enthusiasts who demand reliabled upgrades for multi brand brushless angled grinders Exceling in construction sites , metal fabrication shops , and home renovation projects requiring high efficiency cutting , grinding , or polishing operations Engineered with a 39 tooth and 11 tooth configuration , this metal gear set delivers power transfer for brushless lithium angled grinders , combining durability with broad tool compatibility The tool less installation systems allows effortless compatibility checks and gear swaps , making it essential maintenance component for optimizing angled grinder longevity and output consistency Precise machined from wear resistant metal alloys , the gears feature seamless meshing technology to reduce operational vibrations and noise while ensuring long lasting under heavy workloads, Manufacturer: TSMORY