Hand Tighten DIN 464 Ss 304 316 Stainless Steel Cheese Head Knurled Thumb Screw. Premium Material Options: Made from high-quality Stainless Steel 304 and 316 for excellent rust resistance. Customizable Specifications: Sizes range from M2.5 to M16, with lengths from 6-100mm and various knurling styles. Wide Product Range: Includes screws, nuts, knobs, bolts, washers, rivets, anchors, and CNC parts. Strict Quality Standards: Complies with GB, ISO, DIN, JIS, AISI, NFE, and BSW standards. Fast Delivery for Stock Items: 3-day delivery for stock items; 7-15 days for production items. Free Sample Availability: Free samples provided, though shipping costs are covered by the buyer. Professional Manufacturer: Years of experience in fastener production, design, and after-sale service. Flexible Payment Terms: 100% T/T for orders under $5000; 50% T/T advance for orders over $5000.