350PCS/Set M4 M5 Hex Socket Screw Nut Stainless Steel Flat Head Washer Gasket Wrench Assortment Kit

Description 304 Stainless Steel strong and corrosion resistant prevent bolts from being exposed and coming out providing better security and firm hold. Performs better compared to lock washers as it is made out of non-corrosive material. Highly resistant against turning preventing the lock nuts from weakening and loosening under vibration and torque which reduces the strength of hold. The purpose of the nylon insert is to prevent backing off or loosening from vibration. Material Made of premium composite stainless steel they have superior rust resistance. Specification: Material: 304 stainless steel. Surface treatment: wash bright. Product Category: Bolts Gaskets Nuts. Product accessories: Allen wrench. Note: There might be a bit color distortions due to different computer resolutions. There might be size errors due to different computer resolutions. Package include: 10 * M4 X 6mm. 10 * M4 X 8mm. 10 * M4 X 10mm. 10 * M4 X 12mm. 10 * M4 X 14mm. 10 * M4 X 16mm. 10 * M4 X 18mm. 10 * M5 X 8mm. 10 * M5 X 12mm. 10 * M5 X 16mm. 10 * M5 X 20mm. 75 * Nut M4. 45 * Nut M5. 75 * Flat washer M4. 45 * Flat washer M5. 1 * Wrench M6*3mm. 1 * Wrench M8*4mm.