Galvanized Carbon Steel Flat Head Step Screws M0.6mm-M36mm Custom Coating

Colorful customized Carbon Steel internal Hexalobular Socket flat head step screws with extensive material and customization options.

• Material Options: Stainless Steel (SUS201, SS303, SS304, SS316, SS410, SS430), Carbon Steel (C1018, C1022, 10B21), Alloy Steel (40Cr, SCM435), Brass, Aluminum, Copper
• Head Style: Pan, Truss, Flat, Hexagonal, Round, HEX, Cheese, Binding, Oval
• Drive Style: Phillips, Torx, Inner Hexagonal, Hexagonal, Plum, Cross, Slotted, Star
• Thread Type: Self-tapping, Machine teeth (Coarse teeth, Fine teeth), Custom thread
• Standards: DIN, ISO, ANSI, BSW, JIS, GOST, GB

• Finish Options: Plated (Zinc, Zinc nickel alloy, Chrome, Silver, Gold, Brass, Tin), Coating (Dacromet, MAGni, Geomet, Electrophoresis, Baking paint), Passivation, Oxide (Black Oxide, Anodic oxidation)
• Fastener Performance: Carbon Steel (4.8~12.9 grade), Stainless Steel (A2-70, A4-70, A4-80, A5-80), Hardening of carburized surfaces (HV400-HV550)
• Anticorrosion: Customizable salt spray testing time (12H to 840H)

• Size Range: M0.6mm to M36mm
• Length Range: 1mm to 600mm
• Quality Tests: Performance test report, Salt spray test report, Dimensional inspection report, PPAP, PSW
• Environmental Data: Rohs, SCHV, MSDS, IMDS

MOQ: Stock products: 500pcs; Custom size/materials: 5,000pcs (negotiable)

Lock Technology (Shenzhen) Co., Ltd. specializes in fastener and precision machined parts manufacturing since 2007. With a 40,000 sqm facility in Shenzhen and over 1,000 production equipment, we serve automotive, electronics, medical, and other industries globally.

Q1: Can you provide customized services?
A: Yes, we offer OEM/ODM services with 20+ years experience in custom non-standard screws. We can create product drawings based on your requirements.

Q2: Can you supply samples?
A: Free samples available for existing molds. New molds require customer to cover mold and shipping costs.

Q3: How do you ensure quality?
A: We follow ISO9001, IATF16949, ISO14001 standards with professional QC department. We provide samples for confirmation before mass production.

Q4: What is the MOQ?
A: High-value products: 1,000-10,000pcs; Low-value products: 20,000pcs. Trial orders accepted before mass production.