Type Safety Joint The H type safety joint, which is installed on the position required for subsurface drill stem and can bear in fishing operation all kinds of loads for pulling or pressing and used to transmit torque,is a subsurface safety equipment.In down hole operation,in case of...

The reversing sub The reversing sub is also called reversing spear which is a special tool for revering stuck drill stem above stuck point in drilling and work over operation.In treatment of stuck drill stem ,it can work as a fishing pin tap in reversing operation.   When fish...

Oriented Bent Sub Oriented bent sub is a major power deflection tool having a fixed angle a deviated from low end thread of the bent sub to axiaal line of dril stem, the power drill tool under the application of oriented bent sub gives the bit a constant lateral force to ensure that the...

Side Entry Subs.....    TypeMax.ODFishing Dia.IDLengthConnectionPJ118-1-00(Z)118104.8401000NC3 B×PPJ152-1-00152120.740952.6NC38 B×PPJ197-1-00(Z)197159711030NC38 B×P...... ...

Float valve sub  Technical specifications and parameters..TypeSub O.D.(mm)Joint threadValve O.D.(mm)I.D.(mm)FFJT241241.37 5/8 REG12176FFJT228228.67 5/8 REG12176FFJT209209.66 5/8 REG12176FFJT203203.26 5/8 REG12171FFJT178177.84 1/2 IF9871FFJT165165.24 1/2 REG8857FFJT1461464 1/2...

Rubber Blast Joint  TypeODFishing Dia.IDLengthConnectionFBJ156-1156136.561.91070NC38 B×PFBJ197-1197.517869.91070NC50 B×PNote: When ordering or requesting quotation, if size other than above specifications, please specify clearly....... ...

Drill Tool Lifting Sub The drilltool lifting sub is the special tools for lifting of the drilltools in petroleum ,natural gas industry and geologic exploration.The drill tool lifting sub is divided into a or b type structure.The a type has 18 degree shoulder,the b type has 90degree...

Stabilizer with Rollers(Rotary Reamer) Stabilizer with Rollers(Rotary Reamer)The Rotary Reamer is designed for various reaming operation but particularly for stabilization purposes when drilling in very abrasive formations. It will fit hole sizes ranging from5-7/8 to 28.In addition,...

Drilling Reamer The roller stabilizer (drilling reamer) is used for all kinds of reaming stabilization in drilling operation, especially the function of stabilization in drilling of the abrasive formation. It is a very popular tool for hole size from 4 5/8 to 26. Additionally, it can be...

TSQ Type Casing Pressure -Testing Plug  The pressure -test plug is a specialized tool used in testing the pressure of casing string and blowout preventer stack in drilling or field.When the oil,air or water well in which the casing has been run and wellhead equipment has been...