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LATEST ISSUES

The tolerance stack-up tool you asked for is here

Our most-requested Toolbox calculator is now live. Here’s our practical guide to stack-ups, plus a tool to make the math easier.

Free Fixed Fastener Calculator for Your Toolbox

First calculator in the new Drafter Toolbox. Use it now, then vote on what we build next.

Announcing MechPanda: GD&T + DFM redlines for your drawings

Most drawings aren’t shop-ready. Is yours? Upload a drawing, get specific GD&T + DFM callouts and fixes.

3 minutes: Help us measure the state of engineering drawings

Add your data point. We’ll share the benchmark in the next issue.

Update Available: GD&T Cheat Sheet V2

Community-driven updates + circularity. Download the upgraded version now.

All Our Best Engineering Resources, Finally in One Place & 2025 Wrapped

12,000 engineers, a lot of drawings, and what’s next