Developed in an aerospace company to finish hand tapping small threads to depth in very expensive valve bodies.
Jon (Oct 24, 2012),
kbalch (Oct 24, 2012),
Paul Jones (Oct 18, 2014)
Thanks toolsrul! We've added this to our Drilling and Tapping and Metalworking categories, and to your homemade tools page: toolsrul's Homemade Tools. Your receipt:
Miniature Tap Handles by toolsrultags: tapping, hand tools
Free eBook: 173 Best Homemade Tools
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