SJ-TY Interchangeable blades  stabilizer  can  conveniently  change  its hardfacing blades, and one stabilizer body can achieve 16 diameters by changing different hardfacing blades and different thickness gasket.Its enhanced shape and interchangeable hardfacing blades greatly improve the guidance and stability of the stabilizer.It is an ideal tool for thedrilling operation which has no based installation and located far away place,and the hardfacing blades can be changed quickly and easily on site.