Description: Drop forged with heat treated steel Designed quickly and easily straighten out clamp dent in mufflers and tailpipes A simple wrench turn expands pipe for exhaust system repair and installation Works with all 1-1/8″ to 3-1/2″ID. thin wall pipes Capacity: Small expander: 1-1/8″ to 1-3/4″ (29-44mm) Medium expander: 1-1/2″ to 2″ (38-51mm) Large expander: 2-1/8″ to 3-1/2″ (54-89mm) CASE INCLUDED ( COLOR MAY VARY) Dear buyer,if the parcel is found to be badly damaged, please take a photo , reject it and contact us for resolution. Due to the influence of the display and the light of the photo, there may be a gap between the color of the goods and the picture you received.Don’t place an order if you mind.