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cell phone screws
Product:The material we use: brass, carbon steel, alloy steel, stainless steel 304,303,316, aluminum, etc All confirm with ROHS standard. Inspection report and material test certificates are available upon request
Products range: By screw machines: diameter 0.2mm to 30mm / 0.008"to 1.18"; length ≤ 200mm / 7.9"
Coating service: zinc, nickel, gold, chrome, etc
Tolerance we can reach:
By screw machines:
Dimension Tolerance:0.01mm for brass parts; 0.015mm for stainless steel and free cutting steel
Roughness: Rz 0.8 for brass parts; Rz 2 for stainless steel; Ra 1.6 for free cutting steel
Concentricity: 0.01mm
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