The whipstock , also called as deviator, is a specialized tool which is used to lead milling tool to mill the one side of casing to form a window. The deflectors are available in three types: DZS type cementing deflector, QMD type slip hydralaulic anchored deflector and QMFD type slip hydraulic packer deflector.
Technical specifications and parameters:
Audited Supplier 
){kind=link}