Nps Pipe Chart
In a plumbing aisle, you stare at pipes that look identical while you read the labels. Half-inch pipe? Okay, so you look down and your … Read more
Thomas Martinez
Deck Joist Span Chart
With lumber and a design in hand you are standing in your back yard preparing to create a place of safety this summer. The excitement … Read more
Thread Engagement Length Calculator
Thread engagement length is one of those deceptively simple details that separates a joint that lasts from one that slowly works itself loose or suddenly … Read more
Metal Hardness Conversion Chart
What you see are pieces of steel. To most people they look just alike. Yet one will flex when gently pushed; another will retain a … Read more
Counterbore Depth for Socket Head Cap Screw Calculator
Looks simple, right? A socket head cap screw is just a screw with a socket on top. But drop it into a machined pocket and … Read more
Vickers Hardness Chart
Hardness testers should look like big industrial presses right? Not so fast. The Vickers method uses basic geometry, the simplicity of which make it applicable … Read more
Drill Bit Point Length Calculator
One thing you need to keep in mind is that your twist drill has a point on it. That means there’s a little bit of … Read more
AEG 18V Battery Charging: Step‑by‑Step Guide & How Long It Takes
Before I charge it, I check the battery life to know how long I have left in my day. Detach the battery, and click confirms … Read more
Screw Pull-Out Strength in Wood Calculator
A screw pull-out strength calculator can help you know wheather your joints will support a load or fail before you put in the first screw. … Read more
Brinell Hardness Chart
The Brinell scale is one of the original ways hardness was measured. It’s still used today if you’re dealing with any kind of structural metal … Read more
Lag Screw Withdrawal Calculator
Lag screw withdrawal calculator quickens shop connection inspection by estimating withdrawal capacity based off service factors, thread penetration, shank diameter, and wood specific gravity. Stood … Read more
Rockwell Hardness Chart
There’s a rack of bars made out of different types of steel, and you have to pick one so you don’t break it when you … Read more
Exhaust Fan Static Pressure Calculator
At zero resistance in perfect conditions, fans are rated for how much air they can move. In the real world there is resistance, resistance from … Read more
How To Charge Bosch 18V Battery & How Long It Takes: Light Signals
To start, you unplug battery pack from tool. The indicator lights shows how much battery life is left, so you know roughly how long it … Read more