GM GMC Pal Speed Nut Dash Firewall Heater Box Interior 1/4-20 Thread Hardware LB

Here is a set of 10 nuts that are intended to be used with a 1/4-20 threaded bolt or stud.These nuts have a 7/16" hex. These are used most commonly on 60-80 GM firewall heater boxes under the hood on firewall and used in many other places on cars such as the firewall, dash, interior, and trunk.

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