Attributes . Hold Up to 84 Sockets in Place with Power Pegs (Not Included) and Magnets Will Never Magnetize the Tools:Standard, Metric, Shallow or Deep Sockets are No Challenge for Mag-Clip Power Mat:Magnets Retain Strength Permanently with No Loss in Holding Capability Over Time:Tough Commercial Poly-Pro Rubber Base Makes MagMount Resistant to Grease, Oil, Chemical and Harsh Environments . Names