#10-16 x 5/8 Inch Zinc Plated Low Carbon Steel Pan Head Type-Ab Self-Tapping Sheet Metal Screw Best Seller Additionally these fasteners are available

Additionally these fasteners are available in plated and plain varieties

Fascia Push Type Retainer - GM General Motors All 1982 - On

They are used as a locking device to hold pins or castle nuts in place

Hood Mounting Retainer

Headliner Trim Panel Retainer - Buick Skylark

#10-16 x 5/8 Inch Zinc Plated Low Carbon Steel Pan Head Type-Ab Self-Tapping Sheet Metal Screw Best Seller Additionally these fasteners are availablePan head design is slightly rounded with minimal vertical sides. Square drive is designed to reduce the risk of stripping and allow single handed installation. Additionally reduces the ability to tamper with the fastener once installed.