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16" hole opener

The rock expander is an engineering tool primarily used for drilling and expanding operations in rock or hard strata. This equipment is made of high-strength materials, featuring excellent wear resistance and compressive strength. Its main function is to create holes of a certain diameter in the rock using powerful hydraulic or mechanical forces, facilitating subsequent construction activities such as pipeline laying and cable crossing.

18" PDC reamer

The rock expander is an engineering tool primarily used for drilling and expanding operations in rock or hard strata. This equipment is made of high-strength materials, featuring excellent wear resistance and compressive strength. Its main function is to create holes of a certain diameter in the rock using powerful hydraulic or mechanical forces, facilitating subsequent construction activities such as pipeline laying and cable crossing.

14" Non-excavation PDC reamer

The rock expander is an engineering tool primarily used for drilling and expanding operations in rock or hard strata. This equipment is made of high-strength materials, featuring excellent wear resistance and compressive strength. Its main function is to create holes of a certain diameter in the rock using powerful hydraulic or mechanical forces, facilitating subsequent construction activities such as pipeline laying and cable crossing.

36" reamer

The rock expander is an engineering tool primarily used for drilling and expanding operations in rock or hard strata. This equipment is made of high-strength materials, featuring excellent wear resistance and compressive strength. Its main function is to create holes of a certain diameter in the rock using powerful hydraulic or mechanical forces, facilitating subsequent construction activities such as pipeline laying and cable crossing.

40" reamer

The rock expander is an engineering tool primarily used for drilling and expanding operations in rock or hard strata. This equipment is made of high-strength materials, featuring excellent wear resistance and compressive strength. Its main function is to create holes of a certain diameter in the rock using powerful hydraulic or mechanical forces, facilitating subsequent construction activities such as pipeline laying and cable crossing.

34" reamer

The rock expander is an engineering tool primarily used for drilling and expanding operations in rock or hard strata. This equipment is made of high-strength materials, featuring excellent wear resistance and compressive strength. Its main function is to create holes of a certain diameter in the rock using powerful hydraulic or mechanical forces, facilitating subsequent construction activities such as pipeline laying and cable crossing.

17 1/2" (444.5mm) steel body PDC drill bit S195

Medium hardness, low compressive strength, such as shale, limestone, sandstone, gypsum, etc.

12 1/4 (311.1mm) steel body PDC drill bit S195

Medium hardness, low compressive strength, such as shale, limestone, sandstone, gypsum, etc.

8 1/2" (215.9mm) Steel Body PDC Bit S166

Medium hardness, low compressive strength, such as shale, limestone, sandstone, gypsum, etc.

7 7/8" (200mm) Rigid PDC Drill Bit S166

Medium hardness, low compressive strength, such as shale, limestone, sandstone, gypsum, etc.

Reverse circulation PDC drill bit

Medium hardness, low compressive strength, such as shale, limestone, sandstone, gypsum, etc.

PDC eccentric drill bit

Medium hardness, low compressive strength, such as shale, limestone, sandstone, gypsum, etc.

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