Whether for home, farm, builder or industrial customers, National has all the right hardware in the sizes and finishes you need. With over a century of service National is committed to maintaining the highest level of product quality, innovation and manufacturing technology.
Hole sizes fit phillips flat screws sized no.9
Drill a pilot hole with a 7/64 inch sized drill bit when using wood screws
Designed for chests, screens, windows, furniture, etc
Used for reinforcing inside of right angle corner joints