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Ürün Açıklaması
Bit Size
(in) |
Working O.D.
(mm) |
End O.D. of Body
(mm) |
I.D.
(mm) |
Length
(mm) |
Thread Code on Both Ends
|
|||
String Type
|
Near Bit Type
|
|||||||
Top
|
Down
|
Top
|
Down
|
|||||
6
|
152.4
|
121
|
51
|
1,200
|
NC38
|
3-1/2 REG
|
||
6-1/4
|
158.7
|
|||||||
6-1/2
|
165.1
|
|||||||
7-1/2
|
190.5
|
159
|
57
|
1,600
|
NC46
|
4-1/2 REG
|
||
7-7/8
|
200
|
|||||||
8-3/8
|
212.7
|
159
165 |
71
|
1,600
1,800 |
NC46
NC50 |
|||
8-1/2
|
215.2
|
159
165 178 |
||||||
8-3/4
|
222.2
|
|||||||
9-1/2
|
241.3
|
178
197 |
1,600
|
NC50
|
NC50
|
NC50
|
6-5/8 REG
|
|
9-5/8
|
244.5
|
1,800
|
||||||
9-7/8
|
250.8
|
|||||||
12-1/4
|
311.2
|
203
229 |
76
|
1,800
|
NC56
6-5/8 REG |
NC56
6-5/8 REG |
NC56
6-5/8 REG |
6-5/8 REG
|
16
|
406
|
229
241.3 |
2,000
2,200 |
NC61
7-5/8 REG |
NC61
7-5/8 REG |
NC61
7-5/8 REG |
NC61
7-5/8 REG |
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