M6 Serrated Flange Hex Lock Nuts, 316 Stainless Steel, 20 Pcs - M6x1mm(20 pcs)
$12.04
Fastener Type: Hex Serrated Flange Nut Thread Diameter: M6; Thread Pitch: 1mm; Flange Diameter(A): 13mm/0.5" Width Across Flat Size (B) : 10mm;Nut Height (M) : 6mm Made of stainless steel 316, good rust and corrosion resistance.