This inch sized 15/32"-32 nickel plated copper alloy fastening nut fits the Genuine Switchcraft pickup selector switch found on high end Gibson, Fender, Jackson and other pro guitars including Les Paul, Jazzmaster, Telecaster Custom, Telecaster Deluxe etc. exactly. I measured 1/16" thickness. Nut has been checked for proper fit on a Genuine Switchcraft pickup selector switch. We show the kind of USA switch these nuts fit. This switch is not included in this sale.