Sharpening precision +/-0.05mm Fast sharpening of the bezel angle and of the point angle in one set-up Easy and precise adjustment of the drill bit position for a precise cutting angle Powerful motor with continuous speed for ultra-fine sharpened surfaces Easy replacement of the sharpening wheel Provided with ER20 collet chucks: 3/4/5/6/7/8/9/10/11/12/13mm Supplied with CBN sharpening wheel for longer life View Manuals