Stainless Steel SEM Screws With External Tooth Washers 

SEM screws with three washers are specialized fasteners used in applications where a strong, secure connection is required. These screws are made from stainless steel and feature a unique design that allows for three washers to be installed simultaneously. This design provides extra strength and stability to the connection, making it ideal for applications that require high levels of strength and stability. The three washers also help to prevent vibration and movement in the connection, which helps to reduce the risk of failure. Product Name: Stainless Steel SEM Screws With External Tooth Washers Size: M1.6-M52 Material: SS304, SS316, SS316L, SS2205, SS660, S32750 Duplex stainless steel, carbon steel, Brass, Aluminum Standard: GB, DIN, ISO, DIN, ANSI, JIS, BS and Non-standard Surface: Passivate, Zinc, Black Oxide, Powder coating, Zinc-Nickel, Geomet, Dacromet Class Grade: 304,316,2205,660,4.8,8.8,10.9,12.9 Thread type: UNC, UNF, UN, UNS, U…