Dating nuts hardware

by  |  26-Mar-2020 14:22

Around the first century, screw shaped tools became common, however, historians do not know who invented the first.Early screws were made from wood and were used in wine presses, olive oil presses, and for pressing clothes.

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They are also much less likely to become rounded-off after repeated loosening/tightening cycles.

Square nuts are typically mated with square-headed bolts.

In the early 1930s, the Phillips head screw was invented by Henry Phillips.

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