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North West

Guild

Standard Drill Chart Part 1.
Standart Drill Chart Part 2.

Drill Data Tables

Standards Thread Tables

 

Under Construction More Data Charts & Tables to follow
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BS Whitworth Threads.
BS Whit & BS Fine Tapping Drill & Speeds.
British Association Threads.
BS Fine Threads.
BS Pipe Threads.
BS Pipe & Taper Pipe Threads .
BS ISO Threads.
BS ISO Course Threads.
BS ISO Metric Special Pitches.
BS ISO Metric Fine Threads.
American National Pipe & Taper pipe Threads.
BS Pipe & Taper Pipe Threads.
BS UNF & NF Unified Fine Threads.
BS UNC & NC Unified Course Threads.

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