For plaster walls, (1)Mark two big holes; (2)Twist the black wide thread screw plug in. Multi-Functions: The bearing capacity depends on different types of walls; different sizes of tool hooks and screws. Our selection of storage hooks at Lowe's includes durable steel hooks to hold wrenches, scissors and other hand tools. Consider multi-tool hangers or a kit, as... Multiple Organizing Solutions: Garage Hooks U(Large,Medium,Small), Garage Hooks J(Large,Small), Mop Broom Holder Organizer S. Garage Hooks Heavy Duty: Robust design provides superior load bearing capacity. Aoben Heavy Duty Steel Garage Storage Hooks HEAVY DUTY HOOKS---Garage hooks are made of heavy duty iron, while the anti-slip coating is made of sturdy PVC. Max load capacity 66 lbs We have a variety of sizes and styles of garage hooks, which can be freely combined to meet all your needs. Effortless Installation: Different screws are suitable for different walls. AOBEN garage hooks are suitable for plaster, wood, brick, and concrete walls for organizing power tools, ladders, bikes, mops, bulk Items. Rust Resistant J Hooks AOBEN Garage Hooks Heavy Duty, Steel Garage Storage Hooks, Utility Tool Hangers And Combinable Wall Mount Garage Hooks For Organizing Ladders, Bikes Heavy Duty Steel Garage Storage Hooks If you have any questions, please contact us via email.