I think it is a a fixture for holding a cutting tool. It has a 3 jaw lathe chuck. The pictures show all that is included and the condition so please look close. Please see my other auctions for more tools items from a local estate. I tried to take photos of the parts that came with it. PLEASE SEE THE PHOTOS FOR THE BEST DESCRIPTION. PLEASE KNOW THAT I TRY TO SATISFY ANY AND ALL OF MY CUSTOMERS. I ANSWER ALL EMAILS AND WILL TRY TO WORK WITH YOU AS BEST I CAN. I WILL, HOWEVER, NOT BE BULLIED OR BLACKMAILED. The item “MACHINIST TOOLS LATHE MILL Machinist Boring Tool FIxture & 3 Jaw Lathe Chuck” is in sale since Monday, July 24, 2017. This item is in the category “Business & Industrial\CNC, Metalworking & Manufacturing\CNC & Metalworking Supplies\Other CNC & Metalworking Supplies”. The seller is “gigigirl111″ and is located in Morris Plains, New Jersey. This item can be shipped worldwide.