Screw Withdrawal Force Calculator

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https://www.engineeringtoolbox.com/wood-screws-allowable-withdrawal-load-d_1815.html

Osage orange specific gravity is 0.76 - pullout of 3/4" long deck screw is 200 lb! For pine, SG=0.45 and pullout is 80lb. Strong (square) dependence on SG.