OEM Custom Wholesale Brass Nuts Black Plastic Nuts M6 M8 M10 Hand Thumb Nuts. Customizable Color: Available in Black with colorable options for specific requirements. Customizable Size: Size can be customized to meet specific application needs. Diverse Material Options: Constructed from PP, ABS, PA, Iron plated with white zinc, or SUS304. OEM and ODM Services: Full customization, minor customization, and flexible customization available. Fast Delivery: Estimated delivery time is 7 days for standard orders. Tool-Free Operation: Hand-tightening design allows for convenient and quick installation. Comprehensive Inspection: 100% visual and function inspection performed on finished products. Flexible MOQ: Minimum Order Quantity starts at 1000 pieces.