... Blade Stabilizers is divided into string type and near-bit type according to the position differently, there are many ... toughness, high resistance, long service life, and so on. Bit size (in)Stabilizer Working ODEnd OD of bodyIDStabilizer LengthThread code ... on endsString typeNear bit typeTopDownTopDown6152.2 121511200NC38NC38NC383 1/2"REG6 1/4158.7 ...