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 ScrewsScrews Material: Stainless SteelAnchors Material: PlasticQuantity: 300Pcs/1 BoxFeatures: Anti-oxidation, Anti-corrosion, Assorted, All in OneNotes:Due to the light and screen setting difference, the item& 39;s color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Box80 x Blue Zinc Plated Pan Head Self Tapping ScrewsM4x2520 x Blue Zinc Plated Pan Head Self Tapping ScrewsM4x3010 x Nickle Steel Pan Head Self Tapping ScrewsM4x4020 x Nickle Steel Pan Head Self Tapping ScrewsM5x4010 x Nickle Steel Countersunk Head Self Tapping ScrewsM5x6010 x 201 Countersunk Head Self Tapping ScrewsM5x8030x Yellow Anchors6x25Y10x Yellow Anchors6x30Y10x Yellow Anchors6x40Y10x Yellow Anchors8x40Y20x Light Green Anchors6x25B10x Light Green Anchors8x38B30x Gray Anchors6x25H10x Gray Anchors6x30H10x White Anchors8x60W10x White Anchors8x80W