Qualfast: M10 Tooth Flange Hex Nut A2 A2 Stainless Steel Manufactured from stainless steel to prevent rusting. MPN: M10 Tooth Flange Hex Nut A2 Attributes: Box Quantity: 100 Driving Features: Hexagon Material: A2 Stainless Surface Treatment: Plain Thread: Metric Thread Direction: Right Thread Size: M10