excellent adhesion to smooth & rough surfaces
engines and other metal items
Scissor-like action of bladed wheels = Breaks up soil with ease and cleans itself with each turn
Hardened Mandrel & Anvil
5/16 x 4-1/2-In. Multi-Purpose Drill Bit Paint & Primers excellent adhesion to smooth &5 16" x 4 1 2" multi purpose drill bit, cobalt and tungsten carbide tip for maximum hardness and resistance to heat and wear, for rotary or percussion drilling, for use with masonry, concrete, brick, marble, granite, hardened steel, cast metal, fiberglass, plexiglass, ceramic tile, hard wood, soft wood and glass.