Petal Nut Expansion Anchor Bolts for Drywall & Hollow Walls

These Petal Nut Expansion Anchor Bolts are designed for secure fastening in various hollow materials such as gypsum board, drywall, and sheet metal. Made from carbon steel with a galvanized finish, they provide reliable fixation for automotive, construction, and general household applications. Available in multiple sizes to suit your specific project needs, each set includes 20 pieces for your convenience.

type: Self-locking screw Surface treatment: Galvanizing Implementation Standards: National Standard Pitch: 2 Coating thickness: 2 micrometers Performance level: Not involved Tooth type: Not involved Nominal diameter: 8mm Nominal length: 20mm National subsidy registration model: National Standard