Pipe boring SBTM (the wound Z-108 lock) of 89x9х4500
Description
Pipes boring prospecting from the ends (SBTM) landed inside are applied prigeologorazvedochny kolonkovy drilling up to 2000 m in depth, by searches and investigation on firm poleznyeiskopayemy and water - to drilling of wells in the beskernovy and kolonkovy way, hard-alloy and almaznymikoronka, chisels of all types - at engineering-geological researches - in construction. Can be delivered complete with locks and couplings.
The good ratio of the price and quality, and also excellent strength characteristics do them rather demanded.