Product Code : AD9849
In Stock with European Warehouse ETA 7 Days
$70.25 Incl. VAT
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For some reason now lost in obscurity,
the distance across the flats of Whitworth hex nuts and bolt heads
is not in fractions of an inch and follows no discernible pattern.
The sizes stamped on Whitworth wrenches do not refer to,
the distance between the flats, but to the thread diameters.
Sizes 1/8 inch
3/16 inch
1/4 inch
5/16 inch
3/8 inch
7/16 inch
EN