200Pcs M4.2 * 13mm Wafer Head Self Drilling Screw, 410 Stainless Steel Modified Truss Head Self Drilling Screws, Sheet Metal Screws/Tek Screws For Sheet Metal Steel,Aluminum,Wood,Plastics.

• 【 High Quality 】 Self tapping screws are made of durable 410 stainless steel, which have perfect anti-corrosion performance, high hardness and stability. Metal screws are produced with high-precision cutting technology, the thread is clean and accurate, compact, powerful, and not easily deformed during use.
• 【Cross groove design】The cross groove design ensure no slipping during use, that makes the installnation very easy. Truss head self tapping screws have impressive holding powerare which are suitable for fixing a wide array of materials such as Sheet Metal Steel,Aluminum,Wood,Plastics.
• 【Widely use】These self drilling screws are equipped with sharp drill bit, so they can be directly drilled into any metal surface without pre drilling. The self drilling end design allows for simultaneously drilling, tapping and locking. Widely used in office equipment, household appliances, communication equipment, machinery, furniture, maintenance work, ship assembly, DIY, and handicrafts ect.
• 【Packaging Content】 Type: Wafer Head Self Tapping Screws metal. Quantity: 200 pcs; Thread diameter: M4.2; Screw length: 13mm; Cross groove design; Equipped with a drill bit, it can meet the daily usage requirements of various fields.
• There are various other models available in our store which can meet your different working needs. If you have any questions, please feel free to contact us and we will reply to you as soon as possible.

Product Description: -Product Name: Self tapping Screws metal Size：M4.2x13mm Color：Silber Material: 410 Stainless Steel Quantity：200 pcs -Self tapping screws are made of 410 stainless steel with good corrosion and rust resistant, sturdy and not easy to deform. The thread is smooth and without burrs.  -410 stainless steel self drilling screws are harder than 304 stainless steel. they are well processed, with a longer service life.  -The drilling tail of self tapping screw is very sharp, no need pre-drilling, allowing for simultaneously drilling, tapping, and locking. Help saving construction time. -Truss head self tapping screws have impressive holding powerare which are suitable for fixing a wide array of materials such as Sheet Metal Steel,Aluminum,Wood,Plastics. Widely used in office equipment, household appliances, communication equipment, machinery, furniture, maintenance work, ship assembly, DIY, and handicrafts ect.  -We have the following different sizes to meet your different needs:  200 pcs M4.2X13mm 200 pcs M4.2X16mm 200 pcs M4.2X19mm 180 pcs M4.2X25mm 150 pcs M4.2X32mm 130 pcs M4.2X38mm 100 pcs M4.2X50mm  Warm tips: 1：Due to manual measurement and lighting, the actual color and size may slightly different from the picture.  2：If you have any questions or suggestions, please contact us. We always strive to provide you with 100% satisfactory service.