Features Made of stainless steel material, good corrosion resistance, durable to use. Equipped with a plastic box, you can classify screws in an organized manner, more convenient to carry and take out. Use this fastener with the hex wrench, hold the mechanical parts firmly in place. Different sizes for different purpose use, totally 6 kind of size. Used widely in the home and office appliance, furniture and other machinery industry. Specification: Standard type: DIN Model: Button Head Hex Socket Screws Material: Stainless Steel Thread size: M6 Thread tolerance: 5g Application: Electronics industry fasteners Weight: 252g Content: M6*8      10pcs M6*10    10pcs M6*12     10pcs M6*16     10pcs M6*20     10pcs M6*25     10pcs Package List: 1 x Box of Button Head Screws(included 60pcs) Package List