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R-Gauge Reaming shells
Size OD(Inch) OD(mm)
Inch mm
RWT (D) 1.180~1.170 29.97~29.72
E-Gauge Reaming shells
Size OD(Inch) OD(mm)
Inch mm
EWG 1.490~1.480 37.85~37.59
EWM 1.490~1.480 37.85~37.59
EWT / EXT 1.490~1.480 37.85~37.59
IEW 1.490~1.480 37.85~37.59
IEWS 1.490~1.480 37.85~37.59
TEW 1.490~1.480 37.85~37.59
EW (C) 1.895~1.885 48.13~47.88
EWK (D) 1.490~1.480 37.85~37.59
   
A-Gauge Reaming shells
Size OD(Inch) OD(mm)
Inch mm
WLA 1.895~1.885 48.13~47.88
AQ 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
B-Gauge Reaming shells
Size OD(Inch) OD(mm)
Inch mm
WLB 2.365~2.355 60.07~59.82
WLB-2.400 2.405~2.395 61.09~60.83
WLB3 2.365~2.355 60.07~59.82
BQ 2.365~2.355 60.07~59.82
BQ-2.400 2.405~2.395 61.09~60.83
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
BWT 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
   
N-Gauge Reaming shells
Size OD(Inch) OD(mm)
Inch mm
WLN 2.985~2.975 75.82~75.57
WLN-3.032 3.037~3.027 77.14~76.89
WLN2 2.985~2.975 75.82~75.57
WLN3/NWLTT 2.985~2.975 75.82~75.57
NQ 2.985~2.975 75.82~75.57
NQ-3.032 3.037~3.027 77.14~76.89
NQ2 2.985~2.975 75.82~75.57
NQ3 / NQTT 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
H-Gauge Reaming shells
Size OD(Inch) OD(mm)
Inch mm
WLH    
WLH-3.830    
HQ 3.790~3.775 96.27~95.89
HQ-3.380 3.840~3.825 97.54~97.16
HMLC 3.886~3.850 98.20~97.80
HWF 3.912~3.902 99.36~99.11
HWG / HX 3.912~3.902 99.36~99.11
HWM 3.912~3.902 99.36~99.11
HWT 3.912~3.902 99.36~99.11
   
P-Gauge Reaming shells
Size OD(Inch) OD(mm)
Inch mm
WLP 4.835~4.820 122.81~122.43
WLP3 4.835~4.820 122.81~122.43
PQ 4.835~4.820 122.81~122.43
PQ3 4.835~4.820 122.81~122.43
PWF 4.755~4.740 120.78~120.40
S-Gauge Reaming shells
Size OD(Inch) OD(mm)
Inch mm
SWF 5.755~5.740 146.18~145.80
   
U-Gauge Reaming shells
Size OD(Inch) OD(mm)
Inch mm
UWF 6.880~6.860 174.75~174.24
Z-Gauge Reaming shells
Size OD(Inch) OD(mm)
Inch mm
ZWF 7.880~7.860 200.15~199.64
   
T, TT, T2, TB series Metric Reaming shells
Size OD(Inch) OD(mm)
Inch 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
TB56 2.220~2.212 56.40~56.20
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
T6 series Metric Reaming shells
Size OD(Inch) OD(mm)
Inch mm
T6-76 3.012~3.000 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 4.590~4.575 116.60~116.20
T6-131 5.180~5.165 131.57~131.19
T6-146 5.772~5.757 146.60~146.22
   
B series (ISO 3552-1) Metric Reaming shells
Size OD(Inch) OD(mm)
Inch 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 5.775~5.757 146.60~146.22
Chinese standard Metric
single tube core barrel Reaming shells
Size OD(Inch) OD(mm)
Inch mm
36 1.449~1.437 36.80~36.50
46 1.862~1.850 47.30~47.00
56 2.236~2.224 56.80~56.50
59 2.374~2.362 60.30~60.00
75 2.984~2.972 75.80~75.50
91 3.618~3.602 91.90~91.50
110 4.402~4.382 111.80~111.30
130 5.189~5.169 131.80~131.30
150 5.976~5.957 151.80~151.30
170 6.764~6.744 171.80~171.30
219 (225) 8.890~8.874 225.80~225.40
275 (280) 11.063~11.043 281.00~280.50
   
Chinese standard Metric
double tube core barrel Reaming shells
Size OD(Inch) OD(mm)
Inch mm
56 2.236~2.224 56.80~56.50
59 2.374~2.362 60.30~60.00
75 2.984~2.972 75.80~75.50
91 3.618~3.602 91.90~91.50
Chinese standard Metric
Wireline core barrel Reaming shells
Size OD(Inch) OD(mm)
Inch mm
59 2.374~2.362 60.30~60.00
75 2.984~2.972 75.80~75.50
91 3.618~3.602 91.90~91.50
   
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