周末换雪胎后,觉得以后应该用POWERTOOL, 我有CP 450LBFT AIR IMPACT WRENCH, 但家里COMPRESSOR PSI 不够.另外有MILWAUKEE CORDLESS 18V DRILL.所以现在有3种选择:1 买4加仑COMPRESSOR,2 MILWAUKEE NO BATTERY,3 CORED IMPACT WRENCH.想听听大家的意见.谢谢.