weld nut: 1)Descripition:nut 2)Material:steel,stainless steel 3)Surface:zinc(white,blue,yellow,black) 4)Size:M2 to M14 weld nut:Item name: weld nutdesign prevents burnouts and eliminates the need for indexing and retapping to remove weld spatter.Thread sizes #4 to 1/4"size: M6-M24Material: stainless steel,iron,copper,carbon steelFinish: black nickel,white zinc,bule zinc,color zinc,black zinc, ...