Different Types Of Machine Screws
Mating screws mating screws have a shoulder that matches the diameter of the sex bolts they are used with.
Different types of machine screws. There are many different types of screws. The various types. Screws are amazingly versatile and powerful fasteners. From lag screws to deck screws this guide demystifies all types of screws.
Chart showing 60 types of screws screw heads bolts nuts and washers chart. The coarse thread machine screws usually have 24 threads per inch and the fine thread ones usually have 32 threads per inch. Machine screws come in coarse thread which means they have 24 threads per inch and in fine thread which means they have 32 threads per inch. Hanger bolts hanger bolts have wood thread on one end and machine thread on the other end.
Machine screws come with different types of heads. Set screws machine screws with no head for screwing all the way into threaded holes. It s possible to have machine screws that have different thread counts but these are rare and are usually custom made. The most common types of machine screw head shapes are pan head flat head round head oval head truss head and hex head.
Type f machine screw threads a blunt point and multiple cutting edges these screws are used in heavy gauge sheet metal aluminum zinc and lead die castings cast iron brass and plastics. The basic concept is a threaded cylinder that is used for holding all sorts of things together including wood plastic and metal. The heads of machine screws are similar to all other types of screws. Different types of screws have been developed to maximize efficacy for particular applications.
Use this guide to learn what is a screw used for and when certain screw types are more appropriate to use.