These solid aluminum nails can be driven into pre-drilled holes to fasten endless strips or metal moldings 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 the 3/16" holes for these fasteners, see our #224 - 3/16" solid carbide bit with #226 - 3/16" hex adapter. Fastener dimensions: 3/16" dia. x 7/8" long. Hole size: 3/16" x 1".
- Strong aluminum nails for attaching tack strips to concrete, tile, or stone
- The oval head fits into metal moldings with countersunk holes
- The semi-square body compresses against the pre-drilled 3/16" hole
- Fastener size: 3/16" dia. x 7/8" long. Hole size: 3/16" dia. x 1" deep
