MB-66 - Tungsten Carbide-Tipped Road-Planing Bit Tungsten carbide tipped road-planing bits are designed to fit your planers. Select this style planing bit for your removal applications on concrete or asphalt surfaces. Specfications Removal Instructions Specfications Dimensions – .47″ / .88″ / .76″ / .83″ / Length: 3.44″Weight – 0.62 lbs (0.28 kg)Materials – SAE steel, tungsten carbideTip Shape – Pointed cylinderNumber of Points/Edges – 1Shaft Size – Fits CM-02 or similar holder Removal Instructions MB-66 removal instructions