1.These Tools are firstly cleaned by oil.

2.Then anti rust oil is applied to prevent any kind of rust.

3.Afterwards it is wrapped in a PVC Sheet.

4.Then final packaging is done in the Corrugated boxes or Wooden Boxes.

Nisun is a supplier and exporter of all kinds of thread flattening dies, including self tapping thread flattening dies. These thread flattening dies provide Straight hole dies ,Extrusion dies ,Segmented Hex Dies,Cutter&knife ,Customized dies. These dies can provide ISO, BSP, UNF, UNC, BSW, Ba, BSC, BSF and other thread forms. Flat dies are used for knurling, which can produce straight and cross knurling profiles.

We are able to design tools and accessories according to the finished product drawings and technical requirements. It is necessary to specify the model of the machine, the material of the dies, the dimensions of the dies, the diameter of the wire, the dimensions of the product, the accuracy and pitch of the thread, the metric and inch specification of the thread, the shape of the outer surface of the dies (round, square, hexagonal, prismatic), the dimensions S, H, L1, L2 and the number of sets to be purchased.

Our factory have very strict quality control procedures.

Each part has been carefully processed (by grinding, machining, milling, wire-cutting, EDM etc),

with exact tolerances shown on the drawing,and every dimension of every part has been carefully checked both  in the production line and QC check before packing and shipping.

In this way, we assured the high precision ,so as to have good interchangeability between the tools in customer’s factory.