Size of Bit |
in. |
3 3/4 |
4 1/8 |
4 1/4 |
4 3/8 |
4 5/8 |
4 3/4 |
5 5/8 |
5 7/8 |
6 |
6 1/8 |
mm |
95.2 |
104.8 |
107.9 |
111.1 |
117.5 |
120.6 |
142.9 |
149.2 |
152.4 |
155.6 |
Original Connection Thread |
2 3/8 |
2 7/8 |
3 1/2 |
Selected Original Connection Thread |
|
|
|
Bit Size |
in. |
6 1/4 |
6 1/2 |
6 3/4 |
7 3/8 |
7 1/2 |
7 7/8 |
8 |
8 1/4 |
8 3/8 |
8 1/2 |
mm |
158.7 |
165.1 |
171.4 |
187.3 |
190.5 |
200 |
203.2 |
209.6 |
212.7 |
215.9 |
Original Connection Thread |
3 1/2 |
4 1/2 |
Size of Bit |
in. |
8 5/8 |
8 3/4 |
9 1/2 |
9 5/8 |
9 7/8 |
11 |
12 |
12 1/4 |
13 5/8 |
13 3/4 |
mm |
219.1 |
222.2 |
241.3 |
244.5 |
250.8 |
279.4 |
304.8 |
311.1 |
346.1 |
349.2 |
Original Connection Thread |
4 1/2 |
6 5/8 |
Selected Original Connection Thread |
|
|
Bit Size |
in. |
14 3/4 |
15 |
15 1/2 |
16 |
17 1/2 |
20 |
22 |
24 |
26 |
36 |
mm |
374.6 |
381 |
393.7 |
406.4 |
444.5 |
508 |
558.8 |
609.6 |
660.4 |
914.4 |
Original Connection Thread |
6 5/8 |
7 5/8 |
8 5/8 |
Selected Original Connection Thread |
7 5/8 |
8 5/8 |
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