The vast majority of metric fasteners are made to DIN (deutsches Institut für Normung) otherwise known as the German Institute for standards. This standard, created long before ISO (International Organization for Standardization), has DIN standards for almost everything. Thread Pitch -Metric bolts are identified by the capital letter “M” followed by the nominal diameter, thread…
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When it comes to stainless steel bolts there’s a lot to know and luckily, we know a lot! To save you the study time, we have prepared the cliff notes version on 18.8 and 316 stainless steel. What Does 18.8 and 316 stainless steel mean? Great question, and we get that a lot. 18.8 gets…
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Tapered tap – often called “starting” taps because they help to start threads in a hole. Plug Tap – often called middle tap can be used to get to the bottom of a blind hole similar to a bottom tap. Plug Tap can be used to start a thread without using a tapper tap first.…
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We are curious about what makes each bolt unique. We want to help you become more knowledgeable about bolts, threads & fasteners! Each bolt has its own special markings to make it easy to identify. For instance, did you know that bolt heads have different identifications? 3 lines- Gr. 5 bolts 6 lines-Gr. 8 bolts…
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We get a lot of questions about bolt threads. That is what we are good at! We enjoy helping customers and getting them going in the right direction. The chart below will help you learn more about how to identify bolt threads. While this is pretty comprehensive, we are the experts and can definitely help…
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