ZIW812   1" Impact Wrench

? Working Torque (5 secs):1492NM(1100ft-Ib)
? Adjustable 3 stages speed for Forward / Reverse.
? Use for heavy automotive and truck repair, construction or 
   assembly line.
? With new twin hammer design and hot forged alloy steel made 
   Hammer Cage & Anvil to create more torque and 3 times longer life 
   span than traditional design.