在APKPure安全快速地下载APK
APKPure 使用签名验证功能，确保为您提供无病毒的 Drill Collar Wt. vertical hole APK 下载。
关于Drill Collar Wt. vertical hole
DCollar重量为纵孔
This little app is used to calculate the amount of drill collar weight required to obtain a desired weight on bit when drilling a vertical hole. The app has been tested on several android smart devices.
最新版本1.0的更新日志
Last updated on 2014年04月28日
Minor bug fixes and improvements. Install or update to the newest version to check it out!