What Is The Best Door Lock Lubricant? And How Do You Use It? Lock Ease Graphite Lubricant AGS Master Lock PTFE Lock Lubricant, Non toxic and Biodegradable Lock Lube Oil Pen, 0.25 Fluid Ounces, 7.4ml 2300D, Red Etsy WHAT IS THE BEST WAY TO LUBRICATE A LOCK? What kind of lubrication should I use for a lock? Home Improvement Stack Exchange High quality locks deserve a high quality lubricant! It's widely known that dry graphite powder is the best lubricant for locks. Conventional wet oils often attract dust, which can cause the sensitive components within