Bison 5 3 Jaw Scroll Chuck Machinist Used. See Pictures For Condition and description I'm not a tools guy was a lot of rust out side I cleaned the rust and you can see all around a little spot was because was rust in there I cleaned the rust and just was left a little holes inside and where it move the jaws was no rust was protected becouse was grease in there you need to grease again need to clean and grease for sale as I found as is check pictures for condition and description because sometimes I make mistake on my listhing and the item specifics it could have wrong information so better follow the information that you see on the pictures. I take out the jaws to cleaning and I don't know how to put it back you can see on the pictures where is my finger one is out you need to know how to take out and put them on the right position will take you 5 minutes to put the jaws in the right position.