1.air tools kit packing,easy for taking; 2.Blow mold case packing is best for holding and protecting; 1/2" Twin Hammer Air Impact Wrench ... pressure: 90psi air consumption: 8cfm Weight:2,20 kg. 16PCS1/2" AIR IMPACT WRENCH KIT 1pc-1/2" Twin hammer air impact wrench 10pc- impact ... sockets: 9,10,11,13,14,17,19,22,24,27mm1pc-1/2 ...