The DJ80/14.8A flameproof electric wrench is the industry’s first flameproof and intrinsically safe electric wrench, and has obtained MA (Coal Mine Safety) certification. It can replace manual tools for the rapid disassembly and assembly of bolts and nuts in the assembly, maintenance and overhaul of electromechanical equipment in underground coal mines. The product adopts an innovative lightweight structure and ergonomic design, equipped with a built-in high-performance brushless motor and beryllium bronze bits, and holds 4 core technology patents.