M5 M6 M8 M10 Square Steel Weld Nuts , Self Colour, Metric Standard Thread DIN928
Square Steel Weld Nuts Square weld nuts, designed to stand off the material to allow easy weld penetration.
Standard metric coarse threads; M5x0.8mm pitch, M6x1.0mm pitch, M8x1.25mm pitch, M10x1.5mm pitch.