TRUSCO Seal Up [R-Top] Screw, Truss Type, SUSXM7, Full Thread, M4X12, Nitrile Rubber Gasket Included, Pack of 5 (Stainless Steel Waterproof Screw) SUSC-0412NBR-5, 1 Bag

Catalog number: SUSC-0412NBR-5 Features: ●The flat-type sealing packing is incorporated into the annular groove of the seating surface, resulting in a large contact area and excellent waterproof, oil-proof, and dust-proof performance. Applications: ●As a waterproof and dust-proof screw for electronic devices such as smartphones and computers. ●As a waterproof and oil-proof screw for automotive parts, printing machines, medical equipment, machine tools, torque meters, etc. Specifications: ●Dimensions (mm) d: M4 ●Dimensions (mm) L: 12 ●Compatible driver: Phillips No. 2 ●Comes with nitrile packing NBR90 Materials/Finish: ●Screw: Stainless steel (SUSXM7) ●Packing: NBR (nitrile rubber, black)