by Bob Warfield | Blog, CNC Projects, Tools and Techniques
Trepanning Tool Toolgrinding I prefer carbide inserted tools for most lathe work–they’re very convenient, cost effective if you shop carefully for inserts, and I have used them enough that I know how to get a good finish from them on my lathe. However,...
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by Bob Warfield | Blog, GCode, Software
Macro Example: G-Code Engraving Digits CNCCookbook’s G-Code Tutorial A Set of Macros for Engraving Digits In this example, we’ll show how to create a set of macros for engraving digits. To start out, I wanted to create a “stick font” for the...
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by Bob Warfield | Blog, CNC Projects, Tools and Techniques
How to Use Transfer Screws and Transfer Punches Transfer Screws and Transfer Punches are hugely useful around the shop. Whenever you have to duplicate holes from an existing part, they make the job easy. Transfer screws are literally threaded screws. ...
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by Bob Warfield | Blog, Tools and Techniques
I saw this on the Home Shop Machinist board and promptly had to capture it for posterity. The method is simple and highly accurate, making use of a laser level in an ingenious way. Setup and Reference Test on a Surface Plate Setup to measure flatness…...
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by Bob Warfield | Blog, CNC Basics, CNC Projects, DIY CNC
What have people made with their CNC machines at home? I thought I would start this gallery for inspiration!. Images are displayed 1/2 size. Click to enlarge. Dirt Rider 2000’s Ducati Parts: Done on a round column CNC conversion! Fan cover, machined on IH...
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by Bob Warfield | Blog, CNC Manufacturing & Job Shops, Tools and Techniques
Design and Manufacturing Tips These pages contain tips to be used in the design or manufacture of parts. They’re time and cost savers designed to get the parts made as quickly and accurately as possible. Use the Spot Drill as a Countersink When installing...
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by Bob Warfield | Blog, CNC Projects, Tools and Techniques
Model Steam Turbines & Mini Steam Turbines This page has my notes on model steam turbines. I haven’t built one yet, but plan to someday. Warning: Be careful with steam and especially steam turbine engines. Engines operate off energy and can generate...
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by Bob Warfield | Blog, CNC Basics, Tools and Techniques, Workshop and Storage
Welding Projects Welding Table and Cart Ideas A potpourri of great ideas for your own Welding Table or Cart: Mill Stand I’d had my Industrial Hobbies mill sitting on its shipping palette for too long and decided it was time to build a stand for it....
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by Bob Warfield | Blog, CNC Basics, Tools and Techniques
Good Machinist’s Tools can be expensive. Working with metal as a machinist is definitely more expensive than working in wood as a woodworker. Achieving the precision required for metal is more expensive for one thing. If you’re a Beginner...
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by Bob Warfield | Blog, CNC Projects, DIY CNC
Note: This is a mild revision of a DIY CNC project I did many years ago. I don’t think Industrial Hobbies is even still in business, or if it is, it is several owners since the fellow I purchased mine from. Reading through will give you the full “stream...
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by Bob Warfield | Blog, CNC Projects
Off Road Go Kart / Mini-Sand Rail This page describes my quest to find a father-son project that will give my son some passion about learning to use tools and build things. It’s just at the idea-gathering stage so far. Wouldn’t something like this be...
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by Bob Warfield | Blog, CNC Basics, Tools and Techniques
This is your complete guide to types of taps. There are many different types of thread taps, and knowing exactly when to use each will make your tapping faster and easier. Note: If you’re familiar with tap types, but need to learn best practices in their use...
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