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