Jaws are made of tool steel, hardened & ground. Body is made of graded cast iron. MT4 / 4MT / Morse Taper 4. Arbor's Mounting Thread - M14 x 1. This item is in the category "Business, Office & Industrial\CNC, Metalworking & Manufacturing\Metalworking Equipment\Metalworking Lathes". The seller is "gurunanak_international" and is located in this country: IN.