1/4-20 x 2-1/2" Truss Head Combo Sidewalk Bolt with 9/16" diameter head
- 18-8 Stainless steel construction with a #3 Phillips combination head.
- This fastener is often used when Hurricane Shutter keyway will not fit over the standard 3/4" head sidewalk bolt.
- Most often used with Key-Hole Washers
- This is a 9/16" head diameter if you are looking for a 1/2" diameter head it is not made. This is what you are looking for.