Brand Name: Boltmaster *Diameter: 1/2-13 in. *Length: 72 in. *Material: Steel *Weldable: No *Product Type: Threaded Rod*Thread Type: Coarse *Packaging Type: Bulk *Number in Package: 1 pk *Thread Fit: Class 2A Thread *Blue * Meets ASTM A307 specs * Finish: Zinc-Plated *Discovery CON, SUP, EXP