Model “GQM” Casing Scraper can be used with Model “GGQH/QC” Tool together. Up-down brush can wash and clean the inwall of scraped casing. The casing wall can be cleaned up again after scraping (GGQH). The down brush can used mianly in shallow hole; when reach to the deep hole, the down brush will be worn, and the up brush can extend out automatically for operation.
Specifications
| MODEL | MAX. O.D. OF BODYMM(IN) | MAX. O.D. OF BRUSH MM(IN) | I.D. MM(IN) | LENGTH MM (IN) | CONNECTION |
| GGQM54 | 105(4-1/8) | 130(5-1/8) | 25.4(1) | 1980(78) | NC31 |
| GGQM65 | 138(5-7/16) | 162(6-3/8) | 40(1-5/8) | 2112(83) | NC38 |
| GGQM70 | 150(6) | 174(6-7/8) | 40(1-5/8) | 2112(83) | NC38 |
| GGQM95 | 208(8-3/16) | 232(9-1/8) | 70(2-3/4) | 2178(85-11/16) | NC50 |
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