Eyeglass hinge screw (internal thread spec) screw size

Eyeglass hinge screw (internal thread spec) uses M1.4 screws. Details, length ranges and sources below.

M1.42.5mm+ (3-6mm shaft options)confirmed

SKU explicitly named 'spectacle screws internal thread TSN-007 M1.4*2.5'

pitch 0.3 mm · tap 1.1 mm · clearance 1.6 mm · PH000 / PH00 / Torx T2–T3

Replacement screws for Eyeglass hinge screw (internal thread spec)

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