Features: HANDY HELPER: Easily capable of stripping and twisting solid wire of 11/12/13AWG, leaving clean cuts. TWIST BETWEEN 2 5 WIRES: You can twist between 2 and 5 wires for 13AWG; 2 or 3 wires for 11AWG. TWO OPTIONS: There are manual/electric type for you to choose to twist and strip wires. MANUAL TYPE: After you thread the wires into the tool, screw the screws to cut the wires. ELECTRIC TYPE: After you thread the wires into the tool, put your drill on reverse to cut the wires. WELL-BUILT: Made of galvanized steel, which is solid, sturdy and anti-corrosive for long-lasting use. HOW TO USE: 1. Clamp them FLAT and TIGHT with a pair of pliers. (Long nose pliers are recommended to clamp 4 wires) 2. Insert the wire into slots(with a wire MUST BE inserted into slot A). 3. Manually rotate the winder clockwise using the screws as handles; or start the electric drill and make the winder rotate. 4. Recommended torque setting for 5 wires of 13AWG or 2 wires of 11AWG is about 8 to 10; for 3 wires of 11AWG is about 12 to 15. Note: *Not suitable for stranded wires. *Not suitable for wires that made of hard material like steel, iron, alloy, etc. *Electric type should work with power drill.