【Excellent Quality】: These self-tapping screw kits are made of stainless steel, which provides strength and good corrosion resistance in many environments. 【Wide Application】: Precision threads can easily pass through various materials such as plastic, wood, soft metal and more, suitable for door handles, mechanical industry and other small repairs in the shop, garage or fixing home furniture, etc. 【Assortment Kit】: There are 500 pieces of screws in 7 different lengths, to meet your different needs, all screws are sorted by size and packed in a plastic case, convenient to carry and use. Suitable for long-term use. 【Not Easy to Deform】: These screws have sharp threads that cut through materials such as soft sheet metal, plastic or wood. High hardness, not easy to deform. 【Note】: These pan head screws are ideal for use in enclosed areas where the head must be flush or below the surface.