Description:<br />High quality and extra long service life<br />Made of:steel.<br />Double-edged cutting design， excellent concentricity.<br />Suitable Materials:Acrylic， PVC， MDF， plastic， wood， nylon， resin and so on.<br />Type: Bottom cleaning bit<br />Shank Size: approx 6mm*30mm<br />Cutting Edge Diameter: approx 3cm<br />Weight:approx 52g( with plastic box)<br /><br />Package  included:<br />1 pcs  Router Bottom Cleaning Router Bits