Popular Name：Weight Bar / Stem / Sinker Bar / Wireline Stem
Wireline Stems ( Weight Bar ) are used to provide weight to Tool String to eliminate friction with elastomers of Stuffing Box and for smooth running of wire against well pressure. Wireline stems are available in various Lengths, ODs, Connections. A Conventional Stem usually be made with Alloy Steel.
Other sizes are available on request.
Lead Filled Stem & Tungsten Filled Stem
Lead Filled Stem and Tungsten Filled Stem are used instead of conventional stems when additional weight per foot for a given diameter is required. They are used to provide additional weight to Tool String, without change in OD & Length.
