phpmadpg69ec

Drill pipe and heavy weight drill pipe standard in API 5DP and API 7-1, they are used to transfer drilling torque to drill bit for oil well drilling.

MaplePrimes Activity


MaplePrimes Badges

phpmadpg69ec has not earned any MaplePrimes badges yet.

phpmadpg69ec has 0 reputation . What is reputation?