8-15X3/4 Slotted Hex Washer - Self Piercing Screws - White Painted Head

All Heads are 1/4" Across the Flats
Case Hardened to Rockwell C45 min (Case Hardness: Rockwell: C28-38)
Fully Threaded / Steel Zinc Plated wlth Whlte-Painted Heads