1/2-20 (.522) x 9/16 long, 3/4 hex hd., 1/4" thick, zinc plated, supplied with 64-182 gasket; 1/2-20 (.555) x 9/16 long, 3/4 hex hd., 1/4 thick, zinc plated, supplied with 64-183 gasket; 1/2-20 (.567) x 5/16 long, 3/4 hex hd., 1/4" thick, zinc plated, supplied with 64-183 gasket; 1/2-20 x 11/16, 7/8 hex hd., zinc, dog point version of 64-172 for ease of installation, supplied with 64-179 gasket; 1/2-20 x 1/2", 3/4 hex hd., 3/8 high, zinc; 1/2-20 x 1/2, 7/8 hex hd., 7/32 thick, plain, supplied with 64-179 gasket; 1/2-20 x .800, 9/16 HWH, zinc plated, supplied with 64-179 gasket, GM 393420, 25516876, Ford D1AZ-6730-A/B, D6TZ-6730-A/B, 2 AMC, 4 Chrys., OEM P/N's; 1" hex hd., 1/4 thick, 7/16 length, zinc yellow, Volvo 948187-0 4cyl.

Universal design covers 93% of vehicles, including domestic, European, Japanese, Asian, and British models. Economical, reducing inventory by 80%. Features a pilot point tip for easy installation, superior sealing with a high temperature gasket, black oxide coating to prevent rust, and easy identification with embossed thread sizes. Finger grip wings allow for easy handling.