Here we offer special abrasive diamond tube or internal brushes made by Osborn.

Those flexible abrasive Diamond brushes are used depending on grit and application for honing, lapping, deburring or cleaning of bores, engine or hydraulic cylinders, valves, brake systems, gun parts like barrel or revolver cylinders etc., especially on very hard materials like tempered steel, ceramics, titan metals etc.

Those internal brushes are choosen 5-15% oversized depending on diameter of bore.

For Inquiries or orders please get in contact with us.