PHIL pan head SEMS screws with plastic washer 

Blue zinc coated SEMS screws are self-tapping screws with a pre-attached external star lock washer. They are used in a variety of applications, such as fastening sheet metal, plastic and wood. The blue zinc coating provides additional corrosion resistance and increases the life of the screw. The SEMS design allows for quick and easy installation and provides a secure and reliable connection. TS Hardware is an ISO9001:2015 certified company and a Master manufacturer & distributor of custom hardware products, which include: CNC parts Stamping parts Springs kinds of standard & non- standard fasteners:     Carbon Steel Fasteners     Stainless Steel Fasteners     Brass Fasteners     Aluminum Fasteners used in aircraft, military, commercial, and electronic fields.  We also have rich experience in Steel Abrasive …