Roller Reamer API
Standard and Certification: API
Packing: export packingThe Roller Reamer is designed for various reaming operation but particularly for stabilization purposes when drilling in very abrasive formations. It will fit hole sizes ranging from 4 5/8 to 26inch. In addition, each body by simple adjustment of blocks and proper selection of cutters, will suit a wide range of hole sizes.
When ordering or requesting quotation, if size other than below specifications, please specify clearly! Please feel free to contact us for more details and more products.
Three different types (T,F and B) of cutters are offered:
Type T: Milled, machined with hardfaced sharp teeth for soft formations.
Type F: Milled, machined with hardfaced flat teeth, for medium hard formations.
Type B: Equipped with pressed-in tungsten carbide buttons, for hard formations.
Specification:
| Hole Size inch mm |
Connection inch mm |
Fishing O.D. inch mm |
Cutter Dia. inch mm |
Cutter Length inch mm |
OAL inchmm |
| 28”
711.2 |
7-5/8REG | 9-1/2 (241.3) |
7 (178) |
15-3/4
400 |
112-7/8(2867) |
| 26 (660.4) |
7-5/8REG | 9-1/2 (241.3) |
7 (178) |
15-3/4
400 |
118-7/64 (3000) |
| 24 (609.6) |
7-5/8REG | 9-1/2 (241.3) |
6-7/32 (158) |
15-3/4
400 |
110-15/64 (2800) |
| 22 (558.8) |
7-5/8REG | 9-1/2 (241.3) |
6-7/32 (158) |
15-3/4
400 |
105 (2667) |
| 17-1/2 444.5 |
7-5/8REG | 9 (229) |
5-1/2 (140) |
12
304 |
86-39/64 (2200) |
| 12-1/4 (331.2) |
6-5/8REG | 8 (203) |
3-15/16 (100) |
11-13/16
300 |
74-13/16 (1900) |
| 8-1/2 215.9) |
NC50 4-1/2REG |
6-1/2 (165) |
2-13/16 (71) |
7-7/8 (200) |
68-7/64 (1730) |
| 6 (152.4) |
NC38 3-1/2REG |
4-3/4 (121) |
2 50.6 |
7-7/8 (200) |
55-1/8 (1400) |
| 5-7/8 (149.2) |
NC38 3-1/2REG |
4-3/4 (121) |
1-13/16 46.2 |
7-7/8 (200) |
55-1/8 (1400) |
