Please see main description for this range of microswitches where it states they are solder connections and as such not intended for spade connectors. The larger V3 switches will take a standard 6.35mm female blade:
A 3A 250Vac microswitch with a variety of operating arms. Solder electrical connections with a change over contact. Body size 10.2mm x 19.8mm x 6.4mm. Levers are stainless steel.