Lubricate a Lock Using Graphite From a Pencil
How to lubricate entry doors and what to use : Lubricate A Lock Using Graphite From A Pencil
Quote from Article entitled How to lubricate entry doors and what to use:
To improve the function of a lock-turning mechanism, and facilitate its use;To prevent parts from wear and tear, abrasion, and dust accumulation, etc.;To avoid rust formation, which leads to deterioration, sticking and blocking of important components.
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