Continuous Tube Threads
Mar 30, 2004
1.1 This document standardizes the thread type, pitch and length on continuous tube and continental core bits.
1.2 All threads are Right Hand, 5-degree modified, Square Threads.
1.3 All dimensions are in inches.
|Nominal Diameter||Wall Thickness||Thread Length||Threads Per Inch|
|1 to 6||0.120||1.75||4|
|1 to 6||0.156||1.75||4|
|1 to 10||0.188||1.94||3|
|6 to 10||0.250||1.94||3|
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