1/2-13X4 Carriage Bolts (Shaker Screen) - Grade 5 - Zinc

Round Head / Square Neck
Manufactured to ASME B18.5 & SAE J429 specification
Tensile Strength: 120,000 psi. (1/4" thru 3/4” diams, all lengths)
Fully Threaded / Steel Zinc Plated