RS PRO Slot Countersunk Steel Machine Screws DIN 963, M4x25mm / 553908

Threaded in accordance with DIN 963 standard. This product requires a slotted screwdriver to make use of the full function. To see the range of our slot countersunk head machine screws please refer to the datasheet and fasteners selection guide. Through these two documents you will also find the various thread sizes and lengths that we have to offer. If bright zinc plated steel is not what you are looking for, we also offer the slotted and flat head machine screws in stainless steel and nickel plated brass. Metric Thread - BZP Steel. Machine screws are fully threaded screws that are specifically designed to be used in pre-tapped holes or used with conforming nuts and washers in through holes. Machine screws are available in an array of configurations, materials, driver head types and sizes. As their name implies, machine screws are used to fasten various components together in appliances, tools, machines, electronic devices, vehicles amongst a whole host of other objects. Machine screws are similar to a bolt but have a socket in the head which allows it to be turned with a screwdriver. Are they easy to assemble?. Our slot countersunk head machine screws have been designed to give the user an easy assembling experience. When are they used?. This screw type is an excellent solution for when you need the head of the screw to sink into the material. Features ; Benefits. Excellent corrosion resistance. Versatile in the number of joints they can fasten. Features a bright zinc plated finish. Metric thread. Recyclable. Typical Applications. PCB prototyping. Circuit board mounting. General maintenance and repair. Light fastening applications