Impregnated diamond bits
Diamond bit types.
Metric core bit |
Wire Line core bit |
| Nominal sizes in mm. |
CORE BIT |
SHELL |
| TYPE |
O.D. |
I.D. |
O.D |
| |
T 36 |
36.0 |
21.7 |
36.3 |
| B 46 |
T246 |
46.0 |
31.7 |
46.3 |
| B 56 |
T2 56 |
56.0 |
41.7 |
56.3 |
| B 66 |
T2 66 |
66.0 |
51.7 |
66.3 |
| B 76 |
T2 76 |
76.0 |
61.7 |
76.3 |
| B 86 |
T2 86 |
86.0 |
71.7 |
86.3 |
| B 101 |
|
101.0 |
86.7 |
101.3 |
| |
T2 101 |
101.0 |
83.7 |
101.3 |
| B 116 |
|
116.0 |
101.7 |
116.3 |
| B 131 |
|
131.0 |
116.7 |
131.3 |
| B 146 |
|
146.0 |
131.7 |
146.3 |
| TT 46 |
|
46.0 |
35.3 |
46.3 |
| TT 56 |
|
56.0 |
45.2 |
56.3 |
| T6 76 |
|
76.0 |
57.0 |
76.3 |
| T6 86 |
|
86.0 |
67.0 |
86.3 |
| T6 101 |
|
101.0 |
79.0 |
101.3 |
| T6 116 |
|
116.0 |
93.0 |
116.3 |
| T6 131 |
|
131.0 |
108.0 |
131.3 |
| T6 146 |
|
146.0 |
123.0 |
146.3 |
| T6 S 76 |
|
76.3 |
47.7 |
N.A |
| T6 S 86 |
|
86.3 |
57.7 |
N.A |
| T6 S 101 |
|
101.3 |
71.7 |
N.A |
| T6 S 116 |
|
116.3 |
85.7 |
N.A |
| T6 S 131 |
|
131.3 |
100.7 |
N.A |
| T6 S 146 |
|
146.3 |
115.7 |
N.A |
| T6 N |
|
75.3 |
57.0 |
75.7 |
| T6 H |
|
98.8 |
79.0 |
99.2 |
| T6 S |
|
146.0 |
123.0 |
146.3 |
| 86 GM2 |
|
86.0 |
62.5 |
86.3 |
| 101 GM2 |
|
101.0 |
72.5 |
101.3 |
| 116 GM2 |
|
116.0 |
86.0 |
116.3 |
| 46 GM |
|
46.0 |
30.3 |
46.3 |
| AGM |
|
47.6 |
30.3 |
48.0 |
| BGM |
|
59.6 |
41.9 |
59.9 |
| NGM |
|
75.3 |
55.9 |
75.7 |
| AQWL |
|
47.6 |
27.0 |
48.0 |
| BQWL |
|
59.6 |
36.4 |
59.9 |
| NQWL |
|
75.3 |
47.6 |
75.7 |
| HQWL |
|
95.6 |
63.5 |
96.1 |
| PQWL |
|
122.0 |
85.0 |
122.6 |
| SQWL |
|
146.0 |
102.0 |
146.6 |
| NQWL-3 |
|
75.3 |
45.1 |
75.7 |
| HQWL-3 |
|
95.6 |
61.1 |
96.1 |
| PQWL-3 |
|
122.0 |
83.1 |
122.6 |
| GEOBOR P |
|
122.0 |
83.0 |
122.6 |
| GEOBOR S |
|
146.0 |
102.0 |
146.6 |
| Nominal sizes in mm. |
CORE BIT |
SHELL |
| TYPE |
O.D. |
I.D. |
O.D |
| TAW |
47.6 |
33.2 |
48.0 |
| TBW |
59.6 |
44.9 |
59.9 |
| TNW |
75.6 |
60.7 |
75.7 |
| HWF |
99.2 |
76.2 |
N.A. |
| PWF |
120.6 |
92.1 |
N.A. |
| SWF |
146.0 |
112.8 |
N.A. |
| 412 F |
107.2 |
74.6 |
N.A. |
| EWG EWL EWF EWM |
37.3 |
21.5 |
37.7 |
| AWG AWL AWF AWM |
47.6 |
30.1 |
48.0 |
| BWG BWL BWF BWM |
59.6 |
42.0 |
59.9 |
| NWG NWL NWF NWM |
75.3 |
54.7 |
75.7 |
| HWG HWL HWF HWM |
98.8 |
76.2 |
100.2 |
| EWT |
37.3 |
23.0 |
37.7 |
| AWT |
47.6 |
32.5 |
48.0 |
| BWT |
59.6 |
44.5 |
59.9 |
| NWT |
75.3 |
58.8 |
75.7 |
| HWT |
98.8 |
80.9 |
99.2 |
| K2-K3 76 |
76.0 |
48.0 |
76.3 |
| K2-K3 86 |
86.0 |
58.0 |
86.3 |
| K2-K3 96 |
96.0 |
68.0 |
96.3 |
| K2-K3 101 |
101.0 |
72.0 |
101.3 |
| K2-K3 116 |
116.0 |
86.0 |
116.3 |
| K2-K3 131 |
131.0 |
101.0 |
131.3 |
| K2-K3 146 |
146.0 |
116.0 |
146.3 |
| CASING SHOES |
| Nominal sizes in mm. |
SHOE |
BIT |
| TYPE |
O.D. |
I.D. |
O.D |
| 66 mm |
66.0 |
57.0 |
55.0 |
| 76 mm |
76.0 |
67.0 |
65.0 |
| 86 mm |
86.0 |
77.0 |
75.0 |
| 101 mm |
101.0 |
88.0 |
86.5 |
| 116 mm |
116.0 |
103.0 |
101.5 |
| 131 mm |
131.0 |
118.0 |
116.5 |
| 146 mm |
146.0 |
133.0 |
131.5 |
| AW |
59.6 |
48.2 |
45.2 |
| BW |
75.3 |
60.2 |
56.3 |
| NW |
91.8 |
76.0 |
72.1 |
| HW |
117.5 |
100.9 |
95.9 |
| PW |
143.5 |
123.8 |
117.7 |
| SW |
172.5 |
150.9 |
143.1 |
| AQ |
47.6 |
34.9 |
32.6 |
| BQ |
59.2 |
46.0 |
45.4 |
| NQ |
72.4 |
60.3 |
56.4 |
| HQ |
91.9 |
77.5 |
73.6 |
| PQ |
120.3 |
103.1 |
99.4 |
| SQ |
143.0 |
125.3 |
121.6 |
Other diameters under request