MB-28NS - 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 -.31″ / .78″ / .51″ / .55″ / Length: 2.12″Weight – 0.153 lbs (0.07 kg)Materials – SAE steel, tungsten carbideTip Shape – Pointed cylinderNumber of Points/Edges – 1 Removal Instructions MB-28NS Removal Instructions