ATR1-1/4X18ZP Simpson Strong Tie 1-1/4" x 18" All-Thread Rod - Zinc Plated DTT/DJT14Z Deck Joist Ties The zinc coating reduces friction

The zinc coating reduces friction during installation and helps prevent corrosion

Direct-to-Concrete Design: No need for anchors

#2 square drive – Driver bit included

For top flange installations

Predrilling not required in most applications

ATR1-1/4X18ZP Simpson Strong Tie 1-1/4" x 18" All-Thread Rod - Zinc Plated DTT/DJT14Z Deck Joist Ties The zinc coating reduces frictionWhen pairing a nut with threaded rod, the material and finish must match. If these do not match, the nut will not fit the threaded rod. The Simpson Strong Tie ATR All Thread Rod is engineered for high strength anchoring and structural applications. Crafted from steel conforming to ASTM F1554 Grade 36, A36, or A307 standards, it offers a minimum yield strength of 36 ksi and tensile strength of 58 ksi, ensuring reliable performance in demanding