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What Does Ba Stand For In Spanners? [Solved]

British Association screw threads, or BA screw threads, are a set of small screw threads, the largest being 0BA at 6 mm diameter. They were, and to some extent still are, used for miniature instruments and modelling.

Metric vs Standard, Imperial or SAE - Wrenches, Sockets, Bolt Size Chart + Mechanic Math

How do

Tiny BA size spanner!

via YouTube Capture.

mitsubishi mirage / attrage : wrench icon explained / pms reminder

wrench