Features [Easy to Carry] All brass nuts and nuts are placed in a box for easy carrying. [Full Variety] 15 different types of brass inserts can meet your different needs. [Wide Application] This knurled insert nut is widely used in the manufacture or maintenance of various electrical equipment. [High Quality Material] The insulation column is made of high-quality brass, which has good oxidation resistance, corrosion resistance and long service life. [Exquisite workmanship] The brass insert nut is exquisite workmanship with clear threads. Specifications: Material: Brass Insert nut size: M2 * 4 * 3.2, M2 * 6 * 3.2, M2 * 8 * 3.2, M2 * 10 * 3.2, M3 * 4 * 4.2, M3 * 6 * 4.2, M3 * 8 * 4.2, M3 * 10 * 4.2. 2, M4 * 4 * 5.2, M4 * 6 * 5.2, M4 * 8 * 5.2, M4 * 10 * 5.2, M5 * 6 * 6.3, M5 * 8 * 6.3, M5 * 10 * 6.3 Package List: 30 * Brass knurled nut M2 * 4 * 3.2 30 * Brass knurled nut M2 * 6 * 3.2 30 * Brass knurled nut M2 * 8 * 3.2 30 * Brass knurled nut M2 * 10 * 3.2 30 * Brass knurled nut M3 * 4 * 4.2 30 * Brass knurled nut M3 * 6 * 4.2 20 * Brass knurled nut M3 * 8 * 4.2 20 * Brass knurled nut M3 * 10 * 4.2 30 * Brass knurled nut M4 * 4 * 5.2 20 * Brass knurled nut M4 * 6 * 5.2 20 * Brass knurled nut M4 * 8 * 5.2 15 * Brass knurled nut M4 * 10 * 5.2 15 * Brass knurled nut M5 * 6 * 6.3 10 * Brass knurled nut M5 * 8 * 6.3 10 * Brass knurled nut M5 * 10 * 6.3 Note: For example: M2 * 4 * 3.2, inner diameter 2; 4-length; 3.2-outer diameter The actual colour of the product may differ from the picture due to the light. There may be a slight deviation in the measurement of the product. Package List