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Core barrel with roller bit is used in very strong rock formations(compressive strength > 100Mpa)

PDC Hole Openers, are used to enlarge the pilot hole in Horizontal Directional Drilling(HDD).Widely used in construction, bridge, highway and railway construction.

PDC Reamer is the perfect tool for large diameter HDD bores. The size of the reamer is ranging from 12" to 50".

This type of Bi-center bit mainly used for medium to medium hard compressive and abrasive formation.