Gas Diffuser, consumable products for MIG welding torch,( for HR24, 26, 36, 40, 501, 602, 61GD, KR350, KR500) 1. Gas Diffuser for HR ... , PN type welding torch, used for MIG welding. ( for HR24, 26 ... , 36, 40, 501, 602, 61GD, KR350, KR500)2. HR type include ...