GMJTSRWV Screws 100pcs/pack Yellow Bronze Silver Iron Self Tapping Wood Screw Assortment Kit Lock Nut Wood Flat head Thread Nail Screw Fastener Stainless Steel Screws(M3,Antique Brass 100pcs)

The screws have good corrosion resistance. When you tighten the screw, the crack in the ribbed anchor will expand on the two opposite sides, increasing the holding force. The design of the expansion sleeve will not follow the tightening of the screws when drilling. The screws are very suitable for hanging the wall shelf on a fairly soft dry wall. Suitable for abrasive tools/drills/milling cutters/saw blades/hand tools/gardening tools/welding tools, etc. Suitable for metal, wood, plastic and other similar materials. Material The fastener is very durable and not easy to break, and the screw group is made of metal. It has high strength and good corrosion resistance in harsh environments such as high temperature, cold and high humidity.