The PWB3X5X7 with Phillips round head with flat tail self-tapping screws ROHS manufactured by Shuntian is a general purpose electronic part. It is a type of Phillips round head self-tapping screws with a flat tail, which is made of stainless steel with black oxide coating and is RoHS compliant. This type of electronic part is commonly used to secure components in place in circuit boards and electronic devices. The screws are made of high-grade stainless steel and feature a special black oxide coating, which offers superior corrosion resistance and enhanced strength. Additionally, this self-tapping screw meets all RoHS (Restriction on Hazardous Substances) regulations for use in electronic components. The screw is designed with a Phillips round head and flat tail for easy installation or reposition. The flat tail provides additional stability when securing components in place on the board. This screw is suitable for use in a wide range of applications, including computer, telecoms, audio, automotive, and more.