The integral blade stabilizer has a single piece body made
of 4145 H modified alloy steel, fully heat treated to 285-341 Brinell hardness
and 40 ft x lb minimum impact strength. Integral stabilizers are available in
either open design or tight design, near bit or string type. Connections are
gauged to API standards. And their Stress relief grooves are cold rolled.
Connections are phosphatized or plated copper, coated and equipped with thread
protectors.