Non-standard Customized Big Head Hexagon Screw
There are four difficulties in producing this Hexagon Screw:
1.Generally, the diameter of the head is not more than 2.5 times the diameter of the thread , but this screw is more than three times that.
2.And the material requested by the customer is stainless steel 304HC. Stainless steel 304HC, the material is somewhat stiff .
3.Drive is hexagon socket .
4.There is step below the big flat head. We can only use the multi-station machine cold heading natural forming. Therefore, this type of screw production is extremely difficult. |