
High-Quality Round Head Mechanical Thread Carriage Bolts M14 M16. Customized Standards: Available in DIN, ANSI, GB, JIS, BSW, GOST, and custom per drawing. Wide Material Options: Carbon steel, alloy steel, stainless steel, aluminum, copper, etc. Diverse Surface Treatments: Zinc plated, hot dip galvanizing, Dacromet, nickel plated, and more. High Grade Strength: Available in grades 4.8, 5.6, 6.8, 8.8, 9.8, 10.9, and 12.9. OEM and ODM Services: Full customization from samples, designs, and minor modifications. ISO9001 Certified Quality: Quality system certified with 100% optical screening before shipment. Flexible Delivery Time: Samples in 15-30 days; mass production in 20-45 days. Global Payment Terms: Accepts T/T, L/C, D/P, PayPal, Western Union, and Made-in-China Global Pay.