The nut splitter is a budget-friendly, lesser-known tool that can be an absolute game changer if you've got stuck or stubborn nuts that just won't budge.

Overtime, bolts can get caked in dust and debris, so it if you want to reuse them, it might be worth trying this cleaning ...

This article was originally published with the title “The Sellers Standard System of Screw Threads, Nuts, and Bolt Heads” in SA Supplements Vol. 17 No. 443supp (June 1884), p. 7072 doi:10.1038 ...