The hex head offers convenient access with the proper socket

7/8-9 x 3 Grade 5 Hex Cap Screw Plain Domestic USA (55)

8-32 x 1/2 Phillips Flat 82 Undercut Machine Screw Black Zinc Plated (10

3/4-10 x 7 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (60)

Simpson ETBS Wire Hole-Cleaning Brush - Standard (Hole Diam: 11/16 Useable Length: 5") 1/4-28 Grade 5 Hex Cap Screws Zinc Plated - Domestic USA The hex head offers convenientThe Simpson ETBS Wire Hole Cleaning Brush is a must have tool for contractors, plumbers, and electricians. It has an 11 16" hole diameter and a 5" useable length offering superior versatility and access. Its tough steel bristles allow for durable and effective cleaning of hard to reach spaces.