Function: 1 This is the smallest stainless steel thread plate, which has corrosion resistance, excellent comprehensive mechanical properties, and high strength 2. M4 square nut has large sides and can be easily secured with a wrench or pliers 3. For some applications, there is no need to tools to hold the nut in place when tightening or loosening because these nuts come into contact with adjacent walls 4. This product can be used in robotics and fixation accessories, very practical 5. These stainless steel square nuts have a stable structure, excellent performance, and long service life How to use: come with a clamp wrench or pliers. Specifications: Item Type: Stainless Steel Square Nut Model: 4803-0007-0007 Material: Stainless Steel Screw Hole: M4x0.7mm Size: Approx. 7x7x3mm / 0.3x0.3x0.1in Application: Robotics Field Accessories, Fixing Package List: 24x Stainless Steel Square Nuts