Metric bolt torque specificatioon chart for machine repair service. Approximate bolt tightening specs to be used as reference material if manufacturers bolt torque heremendations are not attainable. See also; Deck screws Timber screws . Screws for wood to wood fastening applications such as decks, docks, and ledgers, etc. A screw is a type of fastener, in some ways similar to a bolt (see Differentiation between bolt and screw below), typically made of metal, and characterized by a helical ridge, known as a male thread (external thread). Screws are used to fasten materials by digging in and wedging into a material when turned,

Sheet metal screws ; Phillips pan head . Pan heads are slightly rounded with short vertical sides. Phillips drive is x-shaped for installation with a phillips screw driver. Bolts use a wide variety of head designs, as do screws . These are designed to engage with the tool used to tighten them. Some bolt heads instead lock the bolt in place, so that it does not move and a tool is only needed for the nut end. Nothing ruins the appearance of a nice piece of metalwork faster than a hex- head bolt or a Phillips head screw. Accordingly, you will not find any of either one of those items here. Recognizing that the majority of blacksmiths and other metalworkers may wish to make their fasteners more than simply functional, we have chosen not to carry zinc-plated or hot-dip-galvanized fasteners.

Suburban Bolt and Supply provides industrial products to clients in the Roseville, Port Huron and Grayling, Michigan areas. We are dedicated to top-quality customer service for each and every client…whatever it takes! General information about the various fasteners that we carry. From inception Leland concentrated on domestic manufacture of Bolts, Nuts and Screws using only North American Steel and Labour herepeting herepetitors both at home and internationally.

Consult with our team of experts for specialised industry information on the right fastener and tool for any project or assembly. With over 35 years of bolt and engineering experience, Mr Bolt and Nut has accumulated a wealth herepetence. Contact us for expert assistance and friendly service.