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Product proposal

Drill collar

H type Safty joint

Safty joint

5Order instruction

5.1Number of Assembly or Model

5.2 Thread Connection

5.3 Part number

WG Type Roller Reamer

Roller reamer
1.Hole size
2. Thread connection of Roller reamer
3. Formation for Roller reamer

Hole Opener

hole opener
1. Specification of hole opener
2. thread connection of hole opener
3. formation for hole opener

WG type external hook

External hook
Order instruction
1When Order product is available in our specification table,please specify the model number in the contract.
2When order special size,please specify external hook OD and thread connection.
Tianhe Oil Group Huifeng Petroleum Equipment CO. ltd.