You are bidding on a brand new HPI Pioneer BT40 Collet Chuck.  This collet chuck is a SX16 series, 0.630" Capacity that utilizes HPI Pioneer SX16 Collets. This tool is Coolant Thru the center. Projection from spindle face is 180mm or 7.09".

In original packaging, this is a holder only.  Please order collets and wrenches separately.  These items are available upon request.