just as good as 300 snapon great way to fill hard cooling systems great for filling difficult cooling systems with no air entrappment good quality good tool good purchasemust have for hobby mechanic good to remove door panel on 1996 truck and worked fine saved time and parts four stars very hard the material of the legs of this product broke after using in one time great speciatly tool five stars dana 4410 bolt five stars well i finally bought one and this worked out great its made well enough for the home mechanic super duty ball joints four stars purchased because i believe was made in the usa was this tool worked like a champ