CGE Group Wuxi Drilling Tools Co., Ltd.
A leading manufacturer in China for suppling drilling tools for mineral exploration and geotechnical drilling indutries, also the Strategic Partner of Atlas Copco/ Epiroc since the year of 2012 (XZ is
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BWL BWL-U wireline overshot for surface drilling mineral exploration geotechnical environmental drilling
BQ NQ HQ PQ BQU NQU HQU NQ3 HQ3 PQ3
When the inner-tube is full, a device called an overshot is lowered down the hole via a wireline cable and brought to the surface by use of a winch.
BWL Overshot
| BWL Overshot Assembly | |||
| Item | Part # | Description | |
| 1-24 | 3546822 | BWL Overshot Assembly | |
| 1 | 25991 | Eye Bolt | |
| 2 | 25990 | Cable Swivel Collar | |
| 3 | 25986 | Thrust Bearing | |
| 4 | 25985 | Castle Hex Nut, 1/2" UNF | |
| 5 | 44615 | Cotter Pin, 3/32" x 3/4" | |
| 6 | 17447 | Hydraulic Grease Fitting | |
| 7 | 44434 | Cable Swivel Body, BWL | |
| 8 | 3546821 | Jar Staff, BWL | |
| 9 | 44435 | Jar Tube, BWL | |
| 10 | 62904 | Hex Nut, 9/16" UNC | |
| 11 | 3548184 | Nord-Lock Washer, 9/16" | |
| 12 | 3546823 | Over-Shot Cap, BWL, | |
| 13 | 3544104 | Over-Shot Spring, BWL, | |
| 14 | 3546883 | Over-Shot Sleeve, BWL, | |
| 15 | 3545053 | Compression Spring | |
| 16 | 3543772 | Ball, 11/32" | |
| 17 | 3546825 | Over-Shot Head, BWL | |
| 18 | 6951 | Compression Spring | |
| 19 | 6950 | Lifting Dog, BWL | |
| 20 | 42941 | Plain Pin 1/2" x 1-1/2" | |
| 21 | 29073 | Coiled Pin, 3/16" x 1-3/8" | |
| 22 | 3546747 | Locking Pin | |
| 23 | 3545073 | Nylok Set Screw, 3/8" x 3/4" | |
| 24 | 15575 | Locking Sleeve, BWL | |
NOTE:
*BWL-U overshot is also available