The model 5000-DC comes fully equipped with pneumatic controls and regulator. It is supplied with 1 collet of your chioce. Collets are sized up upon valve pedastal diameter. The stock collets are .410, .430, .480. .500 Any other custom size is available upon request. With the use of a special spacer adaptor some bottle valves can also be decrimped. It can decrimp 12 to 15 cans a minute depending on the operator. The only maintence required is a dab of high pressure grease on the outside of the collet.