Cutter/Pin/Block parts of roller reamer
• To be heat treated and machined with precise dimension control
• Various cutters for soft, medium and hard formation
• For different drilling application, cutters can be easily replaced on the rig floor without welding/cutting/special toolings
• Full standard spec and special spec are available
|
Hole Size |
Body OD |
Bore |
Cutter size (OD) |
Bearing Pin Size |
7 5/8-7 7/8 |
7 1/8 |
2 |
2 1/2 |
1 3/8 |
8 1/2-8 3/4 |
7 3/4 |
2 |
2 3/4 |
1 3/8 |
12-12 1/4 |
10 1/2 |
2 13/16 |
4 |
2 1/4 |
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