15/16-18 UNC Thread, .550″ Head Dia. Standard Steel A-W Threaded Insert, #AWS3R-518 – AVK A-W series knurled threaded inserts install into most any material softer than itself with a thickness higher than .062 / 1.57, and provides exceptional shear-strength and pull-out in fiberglass and plywood applications. The brass A-W Insert (available by special order) is particularly useful for the fiberglass boat industry.

The A-W threaded insert is installed using lightweight, hand-held pneumatic threaded insert tools located at any position in your assembly process – installable prior-to or after product finish.