Simpson ATRM10-2 1-1/4 in. x 24 in. All-Thread Rod, Grade 55 Medium-Strength SDCF TIMBER-CF Screw A variety of structural connections

A variety of structural connections and splices

Exposed framing conditions where concealed flanges provide cleaner finished aesthetics

these nails resist withdrawal forces caused by wood movement

Expansion Ratio: 20:1 (unrestricted rise)

What makes the helical cutterhead on the Powermatic 209HH superior to conventional cutterheads

Simpson ATRM10-2 1-1/4 in. x 24 in. All-Thread Rod, Grade 55 Medium-Strength SDCF TIMBER-CF Screw A variety of structural connectionsThe Simpson Strong Tie ATRM 1 1 4 in. x 24 in. All Thread Rod, Grade 55 is a fully threaded structural steel rod engineered to serve as a tension transfer element within systems designed to resist seismic and wind forces. Built from uncoated black steel meeting ASTM A36 material standards, this all thread rod delivers a continuous and reliable load path from roof to foundation making it a trusted choice for contractors and structural engineers working