place origin, dongguan china (mainland ) type ,square head and shungchui blows , 7500rpm KMJ-DH-12H square head and shuangchui air saw1. Powerful cutting with light weight 2.High quality best price3.cut capacity, 8-10mm4.blows , 7500rpm 5. torsion , 70-150Nm6.size of head , 6.35mm7.all over length , 220mm8,weight , 1.25kg 9. long life use square head air saw /air body saw /shuangchui air saw