DRS Series Introduction The DRS Series Reamer is designed to give maximum rotating hours downhole with minimum rig time in change overs of assemblies. This is achieved by rugged but simple construction techniques and the addition of a lubricated and sealed system that is rechargeable. Tool Options Available   3 Point String 3 Point Nearbit Run in the string to maintain a straight and true well bore and to ream through faults such as key seats and ledges. Run directly above the bit to ensure improved stability of the bit, giving faster penetration rates.

6 Point Nearbit

Run directly above the bit primarily in badly formed, crooked holes.
The six cutters provide the greatest reaming capability abailable.

 

Combination Tool

Run directly above the bit primarily in badly formed, crooked holes.
The combination of three cutters and a full coverage specially designed stabilizer section, provide a toll giving both reaming and stabilizing functions resulting in maximum directional control.

 

Model 60 Series

 

6 Point Nearbit

Run directly above the bit primarily in badly formed, crooked holes. The six cutters provide the greatest reaming capability and stabilization characteristics available.

3 Point Nearbit
Run directly above the bit to ensure improved stability of the bit, giving faster penetration rates.

3 Point String
Run in the drill collar string to maintain a straight and true well bore and to ream through faults such as key-seats and ledges.