MB-81 MB-81 - 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. Get a Quote Get a Quote Name Company Name Phone Email By When Do You Need It? Which Machine Do You Want Quoted? If Cutters/Drums, What Equipment Will They Go On? What Size of Shaft? Surface Type Asphalt Concrete Type of Job (stripe removal, sidewalk grinding, etc.) Address How Did You Hear About SMITH? Message Get a Quote Specfications Specfications Dimensions – .31″ / .75″ / .55″ / Length: 2.50″Weight – 0.15 lbs (0.07 kg)Materials – SAE tool steel, tungsten carbideTip Shape – Pointed cylinderNumber of Points/Edges – 1Shaft Size – Fits CM-01 or similar holder Share on facebook Share on twitter Share on linkedin Share on pinterest Share on email Share on print