???? 1266 & 7463 Gland Nut Wrench: Replaces OTC 1266 & 7463 models. 1266 Adjustable Wrench: Fits 51–152 mm (2"–6") gland nuts, reversible for 1/4" & 5/16" pinholes . 7463 Universal Wrench: Fits 25–95 mm (1"–3-3/4") gland nuts, reversible for 1/4" & 7/32" pinholes .