ZD-17 Coffee Grinder is the newest version of WPM Coffee Grinder. The illuminated cradel and anti-static chamber assist in seamless and accurate grind delivery direcly into the group handle. Adjustable grind and easy-recalibration allows for easy clean and an advanced no-tool recalibration system. And a wide range of grind setting allows different brewing styles. Precision Grinder uses a belt drive and dual bearings to minimise any conical burr movement.