Tube Bending Calculator | Cut Length & Springback

Tube Bending Calculator | Cut Length & Springback

To the eye of a fabricator, tube bending appears to be magic: the person takes a piece of tubing and bends it to match whatever … Read more

Weight of Steel Rod Calculator | Rod & Bar Weight

Weight of Steel Rod Calculator | Rod & Bar Weight

A steel rod weigh something; put it in your hands and you feel it. But if you’re designing a bill of materials for machine shop … Read more

Picket Spacing Calculator for Fence Layouts

Picket Spacing Calculator for Fence Layouts

The left side starts out great; then by post three the spacing get wider, and the pickets begin to wander from their perfect line. Why? … Read more

Monolithic Concrete Slab Calculator | Footings

Monolithic Concrete Slab Calculator | Footings

Concreting is always something you forget about until it’s too late. And when it is, you don’t know how much to get, and you don’t … Read more

Drywall Ceiling Calculator | Sheets, Screws and Tape

Drywall Ceiling Calculator | Sheets, Screws and Tape

The way most home owners estimate their ceiling drywall projects mirrors how they estimate their flooring projects. They multiply length times width and then divide … Read more

Cellulose Blown-In Insulation Calculator

Cellulose Blown-In Insulation Calculator

So now you look at your attic full of yellow fiberglass. It’s sagged down low. It insulates, sure, but gravity and time has made it … Read more

Vinyl Siding Estimate Calculator

Vinyl Siding Estimate Calculator

Measuring your house for vinyl siding is tricky because there are many small holes and shapes, like triangles and rectangles, that reduce total square footage. … Read more

Pitch Roof Angle Calculator | Roof Pitch to Degrees

Pitch Roof Angle Calculator | Roof Pitch to Degrees

When most people imagine their roof they visualize a plain old triangle. What that geometry doesn’t show is the additional labor involved. A few degrees … Read more

Hip Rafter Calculator | Length, Angles, Jacks

Hip Rafter Calculator | Length, Angles, Jacks

Once we get to the valleys and hips, though, the roof framing becomes more about thinking in diagonals then straight lines, and this is where … Read more

Roll Insulation Calculator | Rolls, Area, R-Value

Roll Insulation Calculator | Rolls, Area, R-Value

For insulation, it’s the same as paint: we’re casual about the purchase; we’ll get what’s on sale or nearest our budget. The result? It never … Read more

Lathe Spindle Speed Calculator | RPM, Feed, SFM

Lathe Spindle Speed Calculator | RPM, Feed, SFM

There’s one noise you know from a machine shop. It starts off like high pitched whine until it becomes a shriek, and then finally ends … Read more

57 Limestone Gravel Calculator | Tons, Yards, Bags

57 Limestone Gravel Calculator | Tons, Yards, Bags

I think one of the mistakes people make at home improvements is not knowing how much gravel to order. Measure the length, eyeball the width, … Read more

Scissor Truss Calculator | Pitch, Rise, Chords

Scissor Truss Calculator | Pitch, Rise, Chords

In a thirty foot span, the scissor truss make the room seem much larger then it is while using minimal interior column. It creates a … Read more

Brick Calculator Patio | Paver Count & Base Depth

Brick Calculator Patio | Paver Count & Base Depth

We start here: most people envision red clay or concrete pavers, and we end there: a heap of surplus bricks whose origin they will never … Read more