FREE ENGINEERING E-BOOK
Types of Holes in Engineering
Understand common engineering hole types, their uses, and the drawing callouts used to communicate them.
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PRACTICAL TAKEAWAYS
What you’ll learn
The guide brings the following topics together in one downloadable reference.
- Simple, blind, through, and interrupted holes
- Counterbore, spotface, countersink, and counterdrill features
- Tapered and screw-clearance holes
- Tapped and threaded hole terminology
- How hole types are communicated in drawings
GUIDE CONTENT
Inside this guide
Review the main sections before downloading.
- Introduction and fundamentals
- Simple holes
- Blind and through holes
- Interrupted holes
- Counterbored and spotface holes
- Countersunk and counterdrill holes
- Tapered holes
- Screw clearance holes
- Tapped and threaded holes
- Tapped holes vs. threaded holes
- Summary
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