Thursday , September 21 2017
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Tag Archives: Tools

A Tailstock Crotch Center for the Lathe

Tailstock Crotch Center with Drill Guides - Free Metalworking Project

by Russ Harman I started this metalworking project last winter because I have always thought it would be handy to have a simple way to cross drill round stock in my shop.  I had planned initially to send this to Tyler for publication but Mr. James Instone beat me to the punch with his fixture for drilling holes in round …

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A DIY Powered Benchtop Tapping Machine

STM

Howdy Guy’s and Gal’s! It’s my turn now to contribute to the site with a tool that I consider a “must-have” for the home shop machinist. A powered benchtop threading/tapping machine! For some 25 years I have used this simple tapping machine in my workshop. One of my old colleagues invented it more than 40 years ago and he gave …

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How to Make a Custom Tap for Uncommon or Proprietary Threads

Creating a Custom Tap for Uncommon or Proprietary Threads

Have you ever needed a special size nut with uncommon or proprietary threads? Recently, I came upon a special size nut that I needed to repair an old Brown & Sharpe Protractor. Measuring the stud that I needed a nut for, I discovered that the stud was .207” and had 28 TPI. A number 10 bolt measures .190” and a …

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Shop Tip: EZ Tap Guides

by Russ Harman Girls, boys and all the ships at sea.  Did I include everyone?  OK, here is a super simple project to burn up a Saturday or a couple nights during the week while you are waiting for the Sea Chickens (aka Seattle Seahawks) to return for the playoffs.  Far better than watching run of the mill re-runs on …

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The Story of the “NASA” Nut Cracker

NASA Nutcracker

by Russ Harman Just in time for the season and the timing could not be better for this is the story of the NASA Nut Cracker.  Not having the deep pockets necessary for a full blown version I was forced to forgo the titanium necessary and be happy with plain old carbon steel for the prototype. Hard to believe it …

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