TRANSLATION IN RUSSIAN

[waqar]

Please, help to translate.

Phrase is used in the following sentence:

closed end thread protectors manufactured from elastomers (PVC) AND STEE. (SPECIALLY DRIFETED FOR RUNNING 23" BIT AND STABLIZER ASSEMBLY).

Thanks in advance

[10-4]

закрытые резьбовые ПВХ протекторы и STEE (?) (специально [подготовленные?] для спуска 23-дюймовых долот и стабилизаторов)