Integral blade stabilizer is an important tools in drilling engineersing to control the well devination, it can stabilze the drilling ttools in the drilling process of oil, gas and geological exloration. it can increase the bit life, drilling speed and well bore quality, there are two kinds of integral stabilizers, spiral blade stabilizer and straight integral blade stabilizer. Hard fasing type: HF1000, HF2000, HF3000, HF4000 etc. API 7K Drill stabilizer 9.5in body 23" integral spiral blade stabilizer rotary stabilizer