Reaming Shell
Diamond reaming shells are important tools to be used together with bits, its main funtions are maintaining bore-hole gage, improving drill string stability and protecting lower drill string from excessive wear.
| Size |
Dia. inch |
Dia. mm |
| AQ |
1.895~1.885 |
48.13~47.88 |
| AQ-RSG |
1.895~1.885 |
48.13~47.88 |
| AWG/AX |
1.895~1.885 |
48.13~47.88 |
| AWM |
1.895~1.885 |
48.13~47.88 |
| AWT |
1.895~1.885 |
48.13~47.88 |
| LTK48 |
1.895~1.885 |
48.13~47.88 |
| Size |
Dia. inch |
Dia. mm |
| BQ |
2.365~2.355 |
60.07~59.82 |
| BQ-RSG |
2.365~2.355 |
60.07~59.82 |
| BQ-2.400 |
2.365~2.355 |
60.07~59.82 |
| BQ3 |
2.365~2.355 |
60.07~59.82 |
| BWG/BX |
2.365~2.355 |
60.07~59.82 |
| BWM |
2.365~2.355 |
60.07~59.82 |
| LTK60 |
2.365~2.355 |
60.07~59.82 |
| TBW |
2.365~2.355 |
60.07~59.82 |
| Size |
Dia. inch |
Dia. mm |
| NQ |
2.985~2.975 |
75.82~75.57 |
| NQ-RSG |
2.985~2.975 |
75.82~75.57 |
| NQ3.032 |
2.985~2.975 |
75.82~75.57 |
| NQ2 |
2.985~2.975 |
75.82~75.57 |
| NQ2-RSG |
2.985~2.975 |
75.82~75.57 |
| NQ3/NQTT |
2.985~2.975 |
75.82~75.57 |
| NQ3-RSG |
2.985~2.975 |
75.82~75.57 |
| NQ3-3.032 |
2.985~2.975 |
75.82~75.57 |
| NMLC |
2.985~2.975 |
75.82~75.57 |
| NWG/NX |
2.985~2.975 |
75.82~75.57 |
| NWM |
2.985~2.975 |
75.82~75.57 |
| NWT |
2.985~2.975 |
75.82~75.57 |
| TNW |
2.985~2.975 |
75.82~75.57 |
| Size |
Dia. inch |
Dia. mm |
| HQ |
3.790~3.775 |
96.27~95.89 |
| HQ-RSG |
3.790~3.775 |
96.27~95.89 |
| HQ-3.830 |
3.790~3.775 |
96.27~95.89 |
| HQ-3.895 |
3.790~3.775 |
96.27~95.89 |
| HQ3/HQTT |
3.790~3.775 |
96.27~95.89 |
| HQ3-RSG |
3.790~3.775 |
96.27~95.89 |
| HQ3-3.830 |
3.790~3.775 |
96.27~95.89 |
| HQ3-3.895 |
3.790~3.775 |
96.27~95.89 |
| HMLC |
3.886~3.850 |
98.20~97.80 |
| HWF-long |
3.912~3.902 |
99.36~99.11 |
| HWF-short |
3.912~3.902 |
99.36~99.11 |
| HWG/HX |
3.912~3.902 |
99.36~99.11 |
| HWT |
3.912~3.902 |
99.36~99.11 |
| Size |
Dia. inch |
Dia. mm |
| PQ |
4.835~4.820 |
122.81~122.43 |
| PQ3 |
4.835~4.820 |
122.81~122.43 |
| PWF-long |
4.755~4.740 |
120.78~120.40 |
| PWF-short |
4.755~4.740 |
120.78~120.40 |
| Size |
Dia. inch |
Dia. inch |
| SWF-long |
5.755~5.740 |
146.18~145.80 |
| SWF-short |
5.755~5.740 |
146.18~145.80 |
| Size |
Dia. inch |
Dia. mm |
| UWF-long |
6.880~6.860 |
174.75~174.24 |
| UWF-short |
6.880~6.860 |
174.75~174.24 |
| Size |
Dia. inch |
Dia. mm |
| ZWF-long |
7.880~7.860 |
200.15~199.64 |
| ZWF-short |
7.880~7.860 |
200.15~199.64 |
| Size |
Dia. inch |
Dia. mm |
| T36 |
1.433~1.425 |
36.40~36.20 |
| TT46 |
1.827~1.819 |
46.40~46.20 |
| T2-46 |
1.827~1.819 |
46.40~46.20 |
| TT56 |
2.220~2.212 |
56.40~56.20 |
| T2-56 |
2.220~2.212 |
56.40~56.20 |
| T2-66 |
2.614~2.604 |
66.40~66.14 |
| T2-76 |
3.012~3.000 |
76.50~76.20 |
| T2-86 |
3.406~3.394 |
86.50~86.20 |
| T2-101 |
3.996~3.984 |
101.50~101.20 |
| Size |
Dia. inch |
Dia. mm |
| T6-76 |
3.012~3.300 |
76.50~76.20 |
| T6-86 |
3.406~3.394 |
86.50~86.20 |
| T6-101 |
3.996~3.984 |
101.50~101.20 |
| T6-116 |
4.590~4.575 |
116.50~116.20 |
| T6-131 |
5.180~5.165 |
131.57~131.19 |
| T6-146 |
5.772~5.757 |
146.60~146.22 |
| Size |
Dia. inch |
Dia. mm |
| T6S-76 |
3.012~3.000 |
76.50~76.20 |
| T6S-86 |
3.406~3.394 |
86.50~86.20 |
| T6S-101 |
3.996~3.984 |
101.50~101.20 |
| T6S-116 |
4.590~4.575 |
116.50~116.20 |
| T6S-131 |
5.180~5.165 |
131.57~131.19 |
| T6S-146 |
5.772~5.757 |
146.60~146.22 |
| Size |
Dia. inch |
Dia. mm |
| B36 |
1.433~1.425 |
36.40~36.20 |
| B46 |
1.827~1.819 |
46.40~46.20 |
| B56 |
2.220~2.212 |
56.40~56.20 |
| B66 |
2.614~2.604 |
66.40~66.14 |
| B76 |
3.012~3.000 |
76.50~76.20 |
| B86 |
3.406~3.394 |
86.50~86.20 |
| B101 |
3.996~3.984 |
101.50~101.20 |
| B116 |
4.590~4.575 |
116.60~116.20 |
| B131 |
5.180~5.165 |
131.57~131.19 |
| B146 |
5.772~5.757 |
146.60~146.22 |
