
M3 to M16 Series High Quality Alloy Steel Hex and a Slotted Head Spring Plunger Screw with Ball. Wide Size Range: Available in M3 to M16 series to meet specific requirements. Multiple Material Options: Carbon Steel, High Strength Steel, Stainless Steel, Brass, and Aluminium available. Diverse Surface Treatments: Zinc-plated, Nickel-plated, Anodize, Black Oxide, Hot Deep Galvanize, and more. Customizable Grades: Offering grades 4.8, 5.6, 6.8, 8.8, 10.9, 12.9, A2-70, A4-80, and SUS304. OEM and ODM Services: Factory direct service with full customization for size and specifications. Strict Quality Control: ISO standard compliant with 100% whole range inspection during production. Multiple Certifications: Certified under ISO9001:2008, ISO14001:2004, SGS, and ROHS. Flexible Payment Terms: Accepts T/T, PayPal, and Western Union for secure transactions.