Zenith Industrial Products offers Slotted Machine Screw. Zenith Industrial Products offers various types of fasteners for Heavy Engineering Industries, Electrical & Electronics etc. Slotted Machine Screw is applicable at Electrical and Electronic Industries, Automobile Textile, Machine Tools Industries, Light and Heavy Eng Industries. Sewing Machine Mfg. Unit pumps and valves, Hydraulics Pneumatics, Air-condition, Washing Machine, Refrigerator, Type-Writer plant and other service Industries.