Crain - Aluminum Screw - 1/8" x 5/8"

These solid aluminum nails can be driven into pre-drilled holes to secure endless strips or metal trim to concrete subfloors, or to tile or stone if necessary. The semi-square body compresses and holds against the walls of a pre-drilled 1/8" hole. For carbide or masonry bits used to drill 1/8" holes for these fasteners, see our solid carbide bit no. 223 - 1/8" with hexagonal adapter no. 225 - 1/8".

• Strong aluminum nails for attaching the hanging strip to concrete, tiles or stone
• Oval head fits into metal moldings with countersunk holes
• Semi-square body compresses against pre-drilled 1/8" hole
• Clamp dimensions: 1/8" dia. X 5/8" long. Hole: 1/8" dia. x 3/4" deep