¼ in. (4.06mm) and 5/16 in. (7.9mm) structural screws for deck blocking, deck posts, beams, and railings, gardening and landscaping projects, and interior and exterior general construction projects
Replaces traditional lag screws and through-bolts
Sharp point starts fast with no predrilling
Slashes reduce splitting
Hex head with washer locks into a hex driver, allowing you to drive without holding onto the screw
Certified IRC / IBC code-compliant
Hex drive reduces cam outs and drives easy
Available in our proprietary PROTECH Ultra 4 coating system and hot-dip galvanized
¼ in. Tan Protech Ultra 4 Screws available in 1-1/2 in. (38.1mm), 3 in. (76.2mm), 4 in. (101.6mm), and 6 in. (152.4mm) lengths
5/16 in. Black Protech Ultra 4 Screws available in 8 in. (203.2mm), 10 in. (254mm), and 12 in. (304.8mm) lengths
¼ in. HDG Screws available in 4 in. (101.6mm) and 6 in. (152.4mm) lengths
5/16 in. HDG Screws available in 8 in. (203.2mm) and 10 in. (254mm) lengths