T H Hill Associates Apps

Drillstring Toolbox 2.1.1
A free calculator to find the capacities of drillpipe connectionsand tubes.
DS-1 Fifth Edition Acceptance 1.1.0
Convenient access to the inspection tables from DS-1 Volume 3,Fifth Edition
DS-1 Fourth Edition Acceptance 1.0.12
A convenient way to find the requirements from Standard DS-1 Volume3.
Drillstring Toolbox Premium 1.1
An advanced capacities calculator for drillpipe connectionsandtubes.