Sonic Drilliing Rods Standard Duty 3-1/2" Friction Welded Rods Processing 4140 Grade Materials
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Sonic Drilliing Rods Standard Duty 3-1/2" Friction Welded Rods Processing 4140 Grade Materials Standard Duty Rods (SD) ROSCHEN' SD sonic rods are the equivalent to most other sonic rods available in the marketplace. SD's are a quality rod, but not ......
ROSCHEN GROUP
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