Applications:

1.Low compressive strength and layered soft to medium formations.

2.High compressive strength and abrasive thin interbedded medium to hard formation.

3.High compressive strength and medium abrasive hard and compact ground.

Features:

1.Single roller bit & tricone roller bit.

2.High strength and impact performance, wear-resistant and durable.

3.Sealed type: metal sealed roller bits & rubber sealed roller bits.

Descriptions:

1.Adopted high-speed bearing metal sealed technology, long working life under the screw drilling condition.

2.High efficiency cutting edge and structure to improve drilling speed.

3.Cutter shell self-protection shape to reduce abrasion of detritus and unbreakable rock.