Drill Jig Bushes with Double Chamfered Head are manufactured of High Chromium Ball Bearings Steel. Bholanath Precision Engg. Pvt. Ltd manufactures Drill Jig Bushes with Double Chamfered Head. Bholanath Precision Engg. Pvt. Ltd. Also manufactures Single Spindle Automatic Lathe Machine, Plain & Carbide Tipped Dead Centres and Collet Fixtures. Drill Jig Bushes come with internally ground / honed diameters. It is also available with Drill Jig Bushes with Double Chamfered Head.