For medium to heavy sweeping, inside and outside: job sites, driveways, factories, sidewalks, sheds, truck beds, in your home garage. Classic old style hardwood bLocks, 1-1/16" thick x 2-9/16" wide, two threaded holes, two predrilled brace holes, flat top with beveled edges, lacquer finish. Available with natural or synthetic fibers. You are not paying for a brand name or fancy packaging or for a re-distributor's markup. These brushes are shipped directly to you from our factory.