Specifications: This is a series of kits in a compartment box, it meets all your mounting needs when fastening objects to drywall, hollow wall, plaster, etc. Not rust under the damp environment, strong anti-oxidation ability, corrosion resistance. They are very strong, do not allow components to move around compartments in transit and close very securely. The plastic anchors are ribbed which prevent them from turning in the hole during installation. The split in the ribbed anchors expands on two opposing sides as you tighten the screw, creating a strong, secure hold in drywall. The kit comes in a plastic organizer with items sorted in their own compartment, while also offering a smart storage solution. Type: Self Tapping Screws Screws Material: Stainless Steel Anchors Material: Plastic Quantity: 300Pcs/1 Box Features: Anti-oxidation, Anti-corrosion, Assorted, All in One Notes: Due to the light and screen setting difference, the items color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Box 80 x Blue Zinc Plated Pan Head Self Tapping Screws M4x25 20 x Blue Zinc Plated Pan Head Self Tapping Screws M4x30 10 x Nickle Steel Pan Head Self Tapping Screws M4x40 20 x Nickle Steel Pan Head Self Tapping Screws M5x40 10 x Nickle Steel Countersunk Head Self Tapping Screws M5x60 10 x 201 Countersunk Head Self Tapping Screws M5x80 30 x Yellow Anchors 6x25Y 10 x Yellow Anchors 6x30Y 10 x Yellow Anchors 6x40Y 10 x Yellow Anchors 8x40Y 20 x Light Green Anchors 6x25B 10 x Light Green Anchors 8x38B 30 x Gray Anchors 6x25H 10 x Gray Anchors 6x30H 10 x White Anchors 8x60W 10 x White Anchors 8x80W This is a series of kits in a compartment box, it meets all your mounting needs when fastening objects to drywall, hollow wall, plaster, etc. Not rust under the damp environment, strong anti-oxidation ability, corrosion resistance. They are very strong, do not allow components to move around compartments in transit and close very securely. The plastic anchors are ribbed which prevent them from turning in the hole during installation. The split in the ribbed anchors expands on two opposing sides as you tighten the screw, creating a strong, secure hold in drywall. The kit comes in a plastic organizer with items sorted in their own compartment, while also offering a smart storage solution.