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Chinshinethe china professional diamond core drill bit manufacturer & designer for core drills machine from 0.1” to 48” diameter. we have been cooperating with domestic and oversea concrete companies closely, and supplying them with the proposal and suggestions.
Drill pipe pipe size and weight: 2.3/8" x 6.65ppf pipe grade: x range: 2 tool joint: 3-3/8" x 1-3/4" nc26 dimensional data new od (in) 2.375 wall thickness (in) 0.28 minimum wall (%) 95.0 id (in) 1.815 cross sectional area pipe body (in²) 1.843 cross sectional area od (in²) 4.430 cross sectional area id (in²) 2.587 section modulus (in³) 0.867 polar section modulus (in³) 1.733
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