The Mittler Bros. N-12 Nut Socket is the correct specialty socket for installing and removing the 12 spindle nut (N-12 right-hand or NL-12 left-hand) on Grand National floater rear hub assemblies. With a 3-3/16″ ID and stainless drive pins, it engages the spindle nut securely without damaging the nut or hub threads — the right tool for the job on GN rear ends.
Fits a standard 1/2″ drive ratchet or breaker bar. An essential tool for any shop or race team regularly servicing GN rear hub assemblies. The right-hand N-12 spindle nut is SKU 1400-512; the left-hand NL-12 is SKU 1400-509. Made in the USA.
