Articles
Large Diameter Threading Taps: How Are They Made and How are They Repaired?
Regal Cutting Tools produces large threading taps to exact shank sizes and overall lengths by accounting for USCTI standards. Learn more about our taps and capcity to repair them.
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Regal’s Large-Diameter Taps Fuel Energy Firms’ Productivity
Regal's large diameter taps play an important role in the oil, gas, coal, and alternative energy sectors. Learn more about their ability to deliver precise, yet rugged, threads.
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Finding the Right Product for Deep Hole Drilling
When drilling to a depth ten times the diameter, there are a few options to choose from. Your options will vary depending on the machinery available plus the quality & volume of parts. Learn more.
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Should You Use a Tap Extension Holder Or a Standard Extension Tap?
When choosing between extension holders and extension taps factors such as thread depth, flank finish, and class of fit all come into play. Learn more about key areas to consider.
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Less Frequently Used Thread Series and Their Uses
Most people are familiar with common thread symbols such as NC, NF, NEF and NPT. But what about less common symbols like NPSH, NPTR and BGO? Find out more!
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