VP Corner: Use Tri-Flow, Not WD-40, for sticky locks

We frequently have customers ask us what product to use to lubricate their Mail Boss locks. Well the answer is Tri-Flow, not WD-40! The military developed WD-40 in the 1950s to be used as a water displacing substance in order to keep mechanical parts from rusting. It is a petroleum based product. As time went…

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Mail Boss Upgrades Locks

After extensive product research and consumer feedback, we have determined that from hereon, all Mail Boss mailboxes manufactured will incorporate a new 12-Wafer Disc Lock. Why the change? More Secure. Thousands more potential combinations. More difficult to pick. Hardened steel layers – more difficult to drill out.

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