Wood Hardness Chart
Before buying lumber for your next project, think about its hardness. Hammering on pine might dent it. It’s just not durable enough. Too often, it’s … Read more
Thomas Martinez
Wood Screw Sizes Chart
Lately I’m feeling pretty frustrated when it comes to finishing projects with wood. I’ve got all the lumber and tools and can’t seem to get … Read more
Thread Cutting Feed Per Rev Calculator
Lathe Feed Calculator are a practical, handy tool that puts the right numbers in front of you to make lathe work easyer and safe. It … Read more
Stainless Sheet Metal Gauge Chart
Not all stainless steel are the same. Just as there’s a big difference between different woods, stainless steel also differ in toughness and use. Because … Read more
Npt Pipe Dimensions Chart
National Pipe Taper thread fitting leaks will drive you nuts if you don’t understand what’s going on here. You’ll swear it’s because of your wrenches … Read more
Honing Stroke Speed Calculator
The calculator compares stroke rate, spindle RPM, stone speed, overstroke, material, grit, and dwell so a machinist can preview crosshatch geometry before trial cuts. The … Read more
Machine Screw Length Chart
Learn more about screws. Knowing what a screw does when driven into whatever it’s holding in place matter for both strength and usability. Is it … Read more
Grinding Wheel RPM From Surface Speed Calculator
Surface speed is more important than many discussions in the shop acknowledge. You know what I mean; you can tell when a wheel is going … Read more
Machine Screw Diameters Chart
If you’ve ever tried looking at a bag of mismatched screws, then you probably noticed they all looks alike. Sure, the distinctions are subtle: thread … Read more
Lapping Pressure Calculator for Load and Stock Removal
It also calculates lapping pressure, which is amount of pressure applied to a load, cycle count, carrier loading, and dwell removal. It’s all designed to … Read more
How To Use Porter‑Cable Drill: Wood, Concrete & Screw Test
The first thing you do is slide in 20 V battery into the Porter‑Cable PCC601. Before getting down to some actual work, you look at … Read more
Single Point Threading Passes Calculator
Setting up threading on a lathe looks easy till you try to cut it. Make one bad depth setting and you’ll either chip out your … Read more
Nominal Lumber Sizes Chart
When I buy a two by four, you probably assume it will be two inches by four inches. But when you use that piece of … Read more
Compound Angle Infeed Threading Calculator
This is for lathe threading. This handy calculator lets you input pitch, included angle, radial thread depth, compound dial travel, flank advance, pass schedule, and … Read more