Parveen Industries Pvt. Ltd. Manufactures Packer Milling Tool. The Packer Milling Tool falls in the category of Down Hole Flow Control Systems. Parveen Industries Pvt. Ltd. Is an ISO 9001:2000 certified company. The Packer Milling Tools [Packer Retriever] is an internally engaging fishing tool designed for the retrieving of production packers. With its accessory components like stinger, bushing and mill shoe it passes through the bore of the packer, mills the packer slips loose and pulls the packer after it has been milled over, all in one trip. A Packer Retriever is assembled with the proper size slip to engage the bottom of a specific bore packer, and made up on the lower end of sufficiently long stinger [extension] to permit the Retriever to be lowered completely through the packer during the milling operation. The Bushing is provided with a box connection at its lower end to attach the Stinger, also a pin connection at the lower end for attaching Mill Shoe, and a pin or box connection at its upper end for connection to the run-in or fishing string.