Heavy Duty Hex Nut - Thread Size: M10-1.5mm; Measurement System: Metric Size - M10 Serrated Flange Hex Nuts; Height: 10mm; Hex Width: 15mm; Note: with a tolerance of less than 0.2mm 304 Stainless Steel - Made of premium quality 304 stainless steel for strength and durability; suitable for outdoor applications Convenient Packaging - 16 pieces of serrated flange hex nuts packaged in a clear plastic box for organization and protection Replacement Nuts - Flanged nuts distribute fastening force over a wider area compared to standard nuts, reducing potential damage to mounting surfaces and providing a more secure fit on uneven surfaces; ideal for use in home and construction applications Dimensional Standards: DIN6923 Color: Silver Material: Stainless Steel Package Contents: 1 set of nuts Note: Light reflection and display differences may cause slight color variation between the product image and actual item. Measurement error allowance is +/- 1-3cm.