Lithium battery products We have two types of cordless electric drills of ordinary quality and professional brushless motor series. There are 12V and 21V cordless electric drills. There are many types of brushless lithium products, and the platform products are complete. There are conventional brushless electric drills, brushless impact electric drills, brushless wrenches, brushless screwdrivers, brushless angle grinders, etc. The core components of the products are under our own control. Professional motor production line: We use forty-two SH~forty-five SH magnetic steel to press, high-temperature all-copper wire and silicon steel sheet to ensure stable motor performance. We strictly screen every battery cell and automatic wire welding pack; Each battery pack has been inspected before leaving the factory to ensure the performance of the battery pack is stable. Machine performance: Professional carpentry drilling and iron plate drilling. With a metal chuck, it is possible to drill holes in concrete. Professional screwdriver: There is no problem with the extension screw. A brushless wrench can repair professional equipment. A brushless angle grinder can cut and grind the metal plate.