M4-0.7 (50 Pack) Hex Flange Locknuts, Serrated Flange Washer, Stainless Steel 304 (18/8)

Thread Size: M4-0.7; Thread Pitch: 0.7mm; Thread Coverage: Full Thread/ Coarse Thread UNC | Drive Size: 7mm | Flange Diameter (max): 11mm; Height of Nuts (max): 6.1mm; | Flange nuts are commonly used to attach wood and metal parts.The serration could give the nut better holding power. | Material: High Quality 304 Stainless Steel 18/8, great strength and good corrosion resistance to make fasteners last! Ideal for indoor or outdoor applications.