Xuanhua Jinke Drilling Machinery Co.,Ltd.
Xuanhua Jinke Drilling Machinery Co.,Ltd. Jinke provide users high quality drilling solutions,we always focus on the strategic conception of “Survival by quality, Development by credit’’.
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Chevron Bits,all sizes are generally 3 wings and standard design;
Any size of 4 wings or chevron type is upon customer’s request;
All sizes connection type are AROD,NROD or standard API thread;
Any special size and design is upon customer’s request.
Chevron Drag Drill Bits: three wings chevron drag bit, four wings chevron drag bit;
Drag bits diameter:76mm to 445mm;
|
No. |
Bit Diameter |
Bit Design |
Type |
Part No |
|
|
inch |
mm |
Step / Chevron |
|
|
1 |
2 1/2〞 |
64 |
S C |
DB212S DB212C |
|
2 |
2 3/4〞 |
70 |
S C |
DB234S DB234C |
|
3 |
2 15/16〞 |
75 |
S C |
DB21516S DB21516C |
|
4 |
3〞 |
76 |
S C |
DB3S DB3C |
|
5 |
3 1/8〞 |
79 |
S C |
DB318S DB318C |
|
6 |
3 1/4〞 |
83 |
S C |
DB314S DB314C |
|
7 |
3 1/2〞 |
89 |
S C |
DB312S DB312C |
|
8 |
3 5/8〞 |
92 |
S C |
DB358S DB358C |
|
9 |
3 3/4〞 |
95 |
S C |
DB334S DB334C |
|
10 |
3 7/8〞 |
98 |
S C |
DB378S DB378C |
|
11 |
4〞 |
102 |
S C |
DB4S DB4C |
|
12 |
4 1/8〞 |
105 |
S C |
DB418S DB418C |
|
13 |
4 1/4〞 |
108 |
S C |
DB414S DB414C |
|
14 |
4 1/2〞 |
114 |
S C |
DB412S DB412C |
|
15 |
4 5/8〞 |
117 |
S C |
DB458S DB458C |
|
16 |
4 3/4〞 |
121 |
S C |
DB434S DB434C |
|
17 |
4 7/8〞 |
124 |
S C |
DB478S DB478C |
|
18 |
5〞 |
127 |
S C |
DB5S DB5C |
|
19 |
5 1/8〞 |
130 |
S C |
DB518S DB518C |
|
20 |
5 1/4〞 |
133 |
S C |
DB514S DB514C |
|
21 |
5 1/2〞 |
140 |
S C |
DB512S DB512C |
|
22 |
5 5/8〞 |
143 |
S C |
DB558S DB558C |
|
23 |
5 3/4〞 |
146 |
S C |
DB534S DB534C |
|
24 |
5 7/8〞 |
149 |
S C |
DB578S DB578C |
|
25 |
6〞 |
152 |
S |
DB6S DB6C |
|
26 |
6 1/8〞 |
156 |
S |
DB618S |
|
27 |
6 1/4〞 |
159 |
S |
DB614S |
|
28 |
6 1/2〞 |
165 |
S |
DB612S |
|
29 |
6 5/8〞 |
168 |
S |
DB658S |
|
30 |
6 3/4〞 |
171 |
S |
DB634S |
|
31 |
6 7/8〞 |
175 |
S |
DB678S |
|
32 |
7〞 |
178 |
S |
DB7S |
|
33 |
7 1/8〞 |
181 |
S |
DB718S |
|
34 |
7 1/4〞 |
184 |
S |
DB714S |
|
35 |
7 1/2〞 |
191 |
S |
DB712S |
|
36 |
7 5/8〞 |
194 |
S |
DB758S |
|
37 |
7 3/4〞 |
197 |
S |
DB734S |
|
38 |
7 7/8〞 |
200 |
S |
DB778S |
|
39 |
8〞 |
203 |
S |
DB8S |
|
40 |
8 1/8〞 |
206 |
S |
DB818S |
|
41 |
8 1/4〞 |
210 |
S |
DB814S |
|
42 |
8 1/2〞 |
216 |
S |
DB812S |
|
43 |
8 5/8〞 |
219 |
S |
DB858S |
|
44 |
8 3/4〞 |
222 |
S |
DB834S |
|
45 |
8 7/8〞 |
225 |
S |
DB878S |
|
46 |
9〞 |
229 |
S |
DB9S |
|
47 |
9 1/8〞 |
232 |
S |
DB918S |
|
48 |
9 1/4〞 |
235 |
S |
DB914S |
|
49 |
9 1/2〞 |
241 |
S |
DB912S |
|
50 |
9 5/8〞 |
244 |
S <
|