Butthisis a hardenedsteellockanddoescreatesomeissueswithdrilling.
TheprovenIndustrieslockis a freemachining 303 stainless, whichisveryeasytodrill.
I mayshowthatinthefuturevideo, thefinalissueisthatprovenadvertisesitsstainlesslocksastorchresistant, andthishaswhatappearstobe a zincalloycoreontheinside.
Ifthisisindeedwhat I thinkitisanditis a zincalloy.