Chevron Bits, nga rahi katoa he 3 nga parirau me te hoahoa paerewa;
Ko te rahi o nga parirau 4, momo chevron ranei kei runga i te tono a te kaihoko;
Ko nga momo hononga rahi katoa he AROD, NROD, he miro API paerewa ranei;
Tetahi rahi motuhake me te hoahoa kei runga i te tono a te kaihoko.
Chevron Drag Drill Bits: e toru nga parirau chevron drag bit, e wha nga parirau chevron drag bit;
Toia moka te diameter:76mm ki te 445mm;
Kao. | Moka Diamita | Hoahoa Moka | Momo |
inihi | mm | Hipanga/ Chevron | |
1 | 2 1/2〞 | 64 | S/C |
2 | 2 3/4〞 | 70 | S/C |
3 | 2 15/16〞 | 75 | S/C |
4 | 3〞 | 76 | S/C |
5 | 3 1/8〞 | 79 | S/C |
6 | 3 1/4〞 | 83 | S/C |
7 | 3 1/2〞 | 89 | S/C |
8 | 3 5/8〞 | 92 | S/C |
9 | 3 3/4〞 | 95 | S/C |
10 | 3 7/8〞 | 98 | S/C |
11 | 4〞 | 102 | S/C |
12 | 4 1/8〞 | 105 | S/C |
13 | 4 1/4〞 | 108 | S/C |
14 | 4 1/2〞 | 114 | S/C |
15 | 4 5/8〞 | 117 | S/C |
16 | 4 3/4〞 | 121 | S/C |
17 | 4 7/8〞 | 124 | S/C |
18 | 5〞 | 127 | S/C |
19 | 5 1/8〞 | 130 | S/C |
20 | 5 1/4〞 | 133 | S/C |
21 | 5 1/2〞 | 140 | S/C |
22 | 5 5/8〞 | 143 | S/C |
23 | 5 3/4〞 | 146 | S/C |
24 | 5 7/8〞 | 149 | S/C |
25 | 6〞 | 152 | S |
26 | 6 1/8〞 | 156 | S |
27 | 6 1/4〞 | 159 | S |
28 | 6 1/2〞 | 165 | S |
29 | 6 5/8〞 | 168 | S |
30 | 6 3/4〞 | 171 | S |
31 | 6 7/8〞 | 175 | S |
32 | 7〞 | 178 | S |
33 | 7 1/8〞 | 181 | S |
34 | 7 1/4〞 | 184 | S |
35 | 7 1/2〞 | 191 | S |
36 | 7 5/8〞 | 194 | S |
37 | 7 3/4〞 | 197 | S |
38 | 7 7/8〞 | 200 | S |
39 | 8〞 | 203 | S |
40 | 8 1/8〞 | 206 | S |
41 | 8 1/4〞 | 210 | S |
42 | 8 1/2〞 | 216 | S |
43 | 8 5/8〞 | 219 | S |
44 | 8 3/4〞 | 222 | S |
45 | 8 7/8〞 | 225 | S |
46 | 9〞 | 229 | S |
47 | 9 1/8〞 | 232 | S |
48 | 9 1/4〞 | 235 | S |
49 | 9 1/2〞 | 241 | S |
50 | 9 5/8〞 | 244 | S |
51 | 9 3/4〞 | 248 | S |
52 | 9 7/8〞 | 251 | S |
53 | 10〞 | 254 | S |
54 | 12〞 | 305 | S |
55 | 12 1/4〞 | 311 | S |
56 | 15〞 | 381 | S |
57 | 17 1/2〞 | 445 | S |