![]() Some dowel pins are made of hardened or ground steel which is obtained through a variety of processes including quenching in water or oil and passing through induction chambers. Larger diameter pins are sometimes manufactured with chamfers at both ends. Some dowel pins have one chamfer end, and one dome end, which are normally made of unhardened steel. Or they can be tapped, with an internal thread in either metric or standard imperial measurements. What are the different types of dowel pins available?ĭowel pins can be plain, with no threading. However, custom sizes can be produced as required and at Pattern Fasteners Ltd, we have the technology and equipment available to produce whatever size of dowel pin you require to the highest standards of precision. They are manufactured to very accurate tolerance limits to ensure exact location and alignment.ĭowel pins are normally made of hardened or silver steel and are available in a range of different sizes, Standard sizes range from 1-mm to 25-mm with standard lengths from 3-mm to 120-mm. Dowel pins can hold two or more parts together in a fixed alignment using a very tight fit to keep them firmly in place.ĭowel pins are parallel pins which can be ground and precision hardened so that they can be perfectly aligned and accurately located in order to obtain an extremely tight tolerance limit within the drilled and reamed hole. They are steel pins which are inserted into receiving holes, to hold the parts of an assembly together by using friction. Dowel pins are a type of industrial fastener which is used to join items together.
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