Model Number: 3.5-#1828 Brand Name: Red Diamond Key Specifications/Special Features: Self-drilling screws:Size: 10-254mmDiameter: M3.0, M3.5, M4.0, M4.5, M5.0, M6.0Finish: black/grey phosphate, yellow/blue zinc-platedPlace of origin: Tianjin, China (Mainland)Brand name: red diamondModel number: drilling screwStandard: DINProduct name: sell wing task self drilling screw window self drilling screwsMaterials:C1022, C1022A
Surface treatment: black phosphate, galvanized
Point: drill point
Minimum order quantity: 1 ton for each size
Tianjin Qichuan metal company limited which established in 1998, specialized in manufacturing all kinds of metal tools
We have our factory located near to the port and airport, and also have the independent export and import rights
These advantages ensure punctual delivery time and save cost for you.