interlocking-kelly-bar

INTERLOCKING KELLY BAR

Interlocking kelly bars are used with pilling rigs for drilling in dense sand, gravel and weak to strong rock. The interlocking kelly bars can be fully  locked by mechanical locking system on each section. Kelly bars can be equipped with specially designed springs or pressure plates for shock absorbing purpose.

design

interlocking kally barsoilmec RT3

spesification

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