Crown Bolt Composite Fasteners: Crown Bolt Bolts 5/8-18 x 2-1/2 in. Yellow Zinc Grade 8 Hex Bolt Yellows / Golds 94718
Crown Bolt's Grade 8 cap screws are recommended for high stress applications and are among the strongest grade of fastener available in steel. The grade 8 bolt is compatible with grade 8 nuts and washers of the same thread pitch and diameter. An alternative for using them without nuts is to install them directly into a compatible female threaded hole. Color: Yellows / Golds.