Surface Finishing Chart
How rough or smooth do you want it? Surface finish are a functional parameter for machining. This one will help you decide the level of … Read more
Thomas Martinez
Metric Fastener Torque Chart
So what does it sound like? When mechanical failure happens you’ll know by the sharp snap and then you’ll know you’ve broken a shank or … Read more
Coolant Flow Rate for Tool Calculator
Setting the proper coolant flow is key to any good machining process. Getting the coolant wrong results in spiking temperatures, welded-on chips, ruined surface finishes … Read more
Nec Pipe Fill Chart
If you’ve ever fed wire into a conduit, you know what I’m talking about, it seems like basic physics right? It continues until your hands … Read more
Copper Pipe Sizes Chart
Standing in the aisle of hardware store, facing a wall of seemingly identical-looking copper pipes, you wonder: Which one do I buy? All these pipes … Read more
Milling Spindle Horsepower Calculator
This isn’t theoretical horseshit. This is difference between finishing a production run neatly or leaving yourself with wasted time and a melted aluminum block. There’s … Read more
Metal Roofing Color Chart
When most homeowners select their roof color, they do so as if they’re selecting paint to complement walls. “Does this match my siding? Will I … Read more
Drill Thrust Force Calculator
Thrust Force, When you drill holes, the drill thrust force can cause your drill press to walk across the bench. That’s axial load on the … Read more
Truss Joist Span Chart
Building a house isn’t just about standing up big hunks of wood and calling it framed. These days, manufactured I-joists is used instead of solid … Read more
Drilling Torque Calculator
Drilling torque is what separates a smooth job from a wrecked spindle or broken tool. That sudden tug, which feels like the cut’s starting to … Read more
DeWALT Drill Collar Jammed – Fix Hammer, Drill & Torque
After unscrewing the housing, I got it apart to remove the seized DeWalt drill collar. Basic troubleshooting didn’t work. I tapped on it and shook … Read more
Through-Tool Coolant Pressure Calculator
This is a through-tool coolant pressure estimate. This calculator estimates what is happening at cutting edge. It combines several factor: chip evacuation demand, material behavior, … Read more
Ceiling Joist Span Chart
A ceiling seems like nothing more than paint on drywall, right? Wrong. A ceiling are actualy the structural tie that holds your home together! Without … Read more
Cutting Fluid Mix Ratio Calculator
Small mistakes with the coolant concentration will lead to financial losses, tool wear and rust. An old machinist learned the hard way that it wasn’t … Read more