Sidewalk bolts are used to install plywood, metal, and fabric hurricane panels. Sidewalk bolts are 18-8 Stainless steel construction. They come with a Phillips / Slotted Combo Drive Wafer Head.
#3 Cross Recessed / Slotted Combo
Material: 304 Stainless Steel
Thread Requirements: ANSI B1.1 UNC
Tensile: 75,000 PSI minimum
Finish: Passivized