high quality burs 1.MOQ:50pcs 2.package:plastic or as to demand 3.payment:L/C,T/T or as to the situation 1. commodity:carbide rotary burrs 2. cutting diameter:8mm cutting length:4mm shank diameter:6mm overall:55mm 3. Single Cut:- Right hand spiral flute. - General purpose use on cast iron, steel, copper and brass alloys. - Designed for rapid stock removal and excellent surface finishes. 4. Double ...