T-Style Spot weld nuts. M5 and M6 nuts have 2 spots. Grey Carbon Steel. Lets bring things together. Bolt World.
M4 M5 M6 M8 M10 Carbon Steel Tee Spot Slab Based T Shape Weld Nuts
M4 M5 M6 M8 M10 M12 SQUARE WELD NUTS PLAIN STEEL METRIC THREAD WELDING DIN 928
HEXAGON WELD NUTS PLAIN STEEL M3 M4 M5 M6 M8 M10 M12 - DIN 929
SQUARE WELD NUTS PLAIN STEEL M4 M5 M6 M8 M10 M12 - DIN 928
SQUARE WELD NUTS PLAIN STEEL METRIC THREAD M4 M5 M6 M8 M10 M12 WELDING DIN928
M12 / 12mm HEXAGON HEX WELD NUTS A2 STAINLESS STEEL FOR SCREWS BOLTS DIN 929