Features 1、304 Stainless Steel: The nut combination adopts stainless steel 304, which has good mechanical properties such as rust, corrosion and heat resistance, and low temperature strength. 2、Multiple Thread Specifications: The nut combination has multiple thread specifications to choose from to meet the needs of various working scenarios. 3、Important Accessories: The nut combination is an excellent substitute for industrial and construction fasteners, and is also an important accessory in your daily life. 4、Wide Application: This nut combination is designed to be used for insulating materials, which is convenient for welding penetration, and is widely used in industrial machinery. 5、Special Packaging: In order to prevent the nuts from being scattered or lost during use, each type of nut is specially packaged for convenience and storage. Specification Item Type: Acorn Nuts Standard: DIN1587 Material: 304 Stainless Steel Thread Specifications: M3 M4 M5 M6 M8 M10 M12 The Quantity Includes: M12 (5 Pcs) M10 (5 Pcs) M8 (10 Pcs) M6 (20 Pcs) M5 (30 Pcs) M4 (40 Pcs) M3 (60 Pcs) Package List 170 x Acorn Nut