Sharp Chucks & Machines Ltd manufactures Self Centring Single Guide Standard Jaw Chuck. Sharp Chucks & Machines Ltd is an ISO 9001: 2000 certified company offering a wide range of Lathe Chuck & Machine Tool Accessories for various industrial applications. The Self Centring Single Guide Standard Jaw Chuck comes with one set of Soft Solid Jaws and Master Base Jaws along with two pieces of top soft master base jaws. The Self Centring Single Guide Standard Jaw Chuck is available with mounting bolts and chuck operating keys in diverse materials of construction and specifications.