1.Mateial: Carbon Steel , SS, Alumi-num,etc 2.Finish:zinc/nickel plated 3.RoHS-approved 4.Package:poly bag

 screw-nut columns

1.Precision lathing parts2. material: stainless steel,iron,copper,carbon steel,aluminum3. surface treatment: white zinc,color zinc,blue zinc,yellow zinc,black    zinc,chorme plated,nickel plated,black oxide4.Thread sizes: all kinds of British System, American system, metric thread etc.5.Standard: standard or nonstandard6.Type: punched and blind holes7. According to your requirement to make sample.

8, new artworks in year 2012.

China screw-nut columns OEM