
GB Grade 4.8 M5 Screw with Plastic Handle Hand Plastic Knob Nut. Tool-Free Hand Tightening: Designed for convenient, quick, and tool-free hand-tightening operations. Customizable Color: Available in black with colorable options to meet specific branding needs. Durable Material Options: Constructed from PP, ABS, PA plastics with Iron plated white zinc or SUS304 metal cores. Wide Size Range: Offers metric (M4-M12) and imperial sizes with thread lengths from 10mm to 60mm. OEM/ODM Support: Full customization services available including samples, designs, and flexible adjustments. Strict Quality Control: 100% visual and functional inspection performed by dedicated QA/QC inspectors. Fast Delivery: Estimated delivery within 7 days for standard orders. Manufacturer Direct: Direct supply from a factory with 12 years of experience and 1 production line.