Technical Reference
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Technical References and Shop Practice
   
Common Reference for Construction and Maintenance
Tech help for construction tradesmen and industrial maintenance workers.
Pipe and Mechanical
- Tap size Standard Tap and Drill Size Chart
Recommended tap drill to use for 75% depth.
- Drill Size for Pipe Taps
Recommended drill size for pipe taps 1/8 to 2 inches.
- Table Steam pressure table
Shop Math
Electrical
Conduit
Equipment and Rigging