1,non-standard copper nut: size:S70,M63*1.25 2,Commonly used in large-scale mechanical devices. 3,High accuracy.

Non-sign copper nut

1) Material: different kinds of stainless steel, iron, copper or aluminum etc

2) Main equipment:  Numerical control lathe ,automatic lathe, hand lathe grinder, thread rolling machine, tapping drilling machine etc

3) Advanced measuring & testing equipment: projecting apparatus, roughness tester, hardness tester, concentricity tester etc

4) Surface treatment: polishing, zinc plating, nickel plating or chrome plating, phosphating etc

5) Quality assurance in accordance with ISO9001:2000

6) Parts are produced according to customers' drawing or sample

Note: The product is shown here only to present the scope of our business activities,

non-standard copper nut