How CNC Tolerances Affect Cost: A Practical Guide for Designers
The Tolerance Tax Every decimal place you add to a tolerance multiplies cost. A ±0.005″ dimension is routine. ±0.001″ requires careful setup. ±0.0005″ means grinding,…
CNC Machining & Turning
How to Read a Machine Shop Quote (And Spot Red Flags)
What’s in a Quote? You sent your drawing. You got a quote back. Maybe it’s a one-liner with a price and lead time. Maybe it’s…
Surface Roughness (Ra): What the Numbers Mean
What Is Ra? Ra (Roughness Average) is the most common measure of surface texture. It’s the arithmetic average of the peaks and valleys on a…
CNC Machining: What It Is, How It Works, and When to Use It
What Is CNC Machining? CNC (Computer Numerical Control) machining is a subtractive manufacturing process where pre-programmed software controls the movement of cutting tools to remove…