RONGPENG RP7426 New High Quality 1/2 Inch Mini Air Impact Wrench Twin Hammer Impact Wrench For Car Auto Tire Repair Tool

1. Impact part, drive shaft, rotor are processed by Ipsen heat treatment equipment which we imported from Germany, ensuring more durable wear, greatly extend the lifetime;2. Aluminum die-casting gun body,  good airtightness.3. POM blade and industrial P6 bearings, extend the lifetime;4. High-quality oiling bushing effectively extend the lifetime of the anvil;5. Could pass drop testing by 1 meter high;6.3-5 seconds to achieve the maximum torque;7.25 million screw life