1. Upgraded Magnetic PerformancePremium wrench holders rack features enhanced magnetic adhesion, creating a strong hold. Secures tools in place during violent drawer movements while remaining repositionable for toolbox organization flexibility. 2. Universal Toolbox IntegrationDesigned as wrench organizer for tool box drawers, these black organizers work with all drawer liners. Modular units can be combined to create configurations for 6mm 38mm (¼' 1½') wrenches. 3. Instant Size Recognition SystemPrecision cut labels (metric SAE) snap into visible slots for identification. Tapered geometry displays wrench sizes at a glance for tool box drawer efficiency. 4. Pro Grade DurabilityConstructed with impact resistant polymer and corrosion proof magnets, these wrench racks can withstand shop conditions. Heat resistant up to 200°F ideal for professional tool storage environments. Gift for father, brother boyfriend.