... & ISO2000 certification3.Promptly Delivery,within 5 daysBurrs is a new kinds of milling cutter, it can be used to processing various ... Carbide Tools for more than 20years,This company is a brand of our manufacturer,just for developing foreign market .we have ... smooth finishesSlight left hand cutting action gives excellent control of the burr and grinder,, dental bur,a series of solid dental burrs