價格：免費
更新日期：2017-06-26
檔案大小：2.8 MB
目前版本：1.2.2
版本需求：需要 iOS 6.1 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
-Made specifically for service rig applications.
-Easily figure out hole volumes by putting in the hole depth and selecting the pipe and casing size.
-Change from metric to standard depths and sizes
Keep in mind these numbers will be very close, but due to pipe weights and make, volumes may be slightly off.
支援平台：iPhone