Why Every Workshop Needs an Engineers Black Book

Ever found yourself mid-job and unsure of the correct tapping drill size? Or forgotten the pitch on a BSP fitting? That’s exactly why we keep the Engineers Black Book within reach — and why it’s a must-have for any serious workshop.

The Engineers Black Book is one of the most useful workshop reference tools you can own. It includes:

• Metric and Imperial Thread Charts
• Tap Drill Size Guides
• Thread Pitch Conversions
• Surface Finish Charts
• Tool Geometry Reference
• Hardness Conversions

All packed into a compact, spiral-bound book with oil-resistant pages — perfect for daily use on the bench or out on-site.

Sure, you can Google this stuff — but the Engineers Black Book is faster, cleaner, and always reliable. No ads, no signal required, no endless scrolling. It’s designed to survive in your tool chest, not your browser history.

Whether you're a machinist, engineer, apprentice, or just someone who wants the right info at your fingertips, this book delivers. It's especially useful if you're regularly cutting threads, drilling to size, or working with fits and tolerances.

We keep the Engineers Black Book in stock — it’s one of our most recommended tools for new apprentices and seasoned pros alike.

Click here to order your copy now and get fast UK delivery.

Looking for a reliable thread reference book, tap drill chart, or machinist data handbook? This is the one.