YIWU KAISER
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Down the hole drill rod

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KAISER Down the hole rod can be use for drilling balst hole, anchor hole, water well etc

Outer Dia. (mm) Screw Thread Thickness
64 API 2 3/8 6~10mm
76 API 2 3/8
89 API 2 3/8
95 API 2 3/8 / API 2 7/8
114 API 3 7/8/ API 3 1/2
127 API 3 1/2

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