AISI 904L Stainless Steel Bolt 

Non-standard stainless steel screws are different from standard parts on the market, so how do we choose the model according to the head of the screw when customizing non-standard stainless steel screws? Stainless Steel Cnc Part 1. Countersunk head This type of head should be used more, because after being screwed into the product, it will not protrude the surface of the product and affect the appearance of the product, and it is mostly used for the appearance of the product. 2. Semi-sunk head Some heads have square necks or tenons under them to prevent screws and nuts from turning. The head features slots and cross recesses, both of which have a smaller diameter. Generally, the diameter d is smaller than M10. Stainless Steel Wood Screws 3. Pan head The head of the pan head screw can have grooves, cross grooves, plum blossom grooves, etc., mainly for the convenience of tightening with tools. It is mostly used for products with small strength and torque, and is generally used for smal…