This highly versatile, solvent-resistant rubber hand tool with flexible wings is ideal for the application of higher viscosity waterproofing, floor coating and sealing materials. Also effective along floor edges, for crack and patch filling on floors, and for the creation of a rounded radius along straight and radial edges when applying many different cementitious materials. Use with a threaded handle. The wing width is 6-1/2” and the length is 9-1/2”. A 1-1/8” diameter tapered handle may be used with this tool.