正在建设中,敬请期待
The brush scraper is used together with the scraper, and the upper brush and the lower brush are scraped together Scrub and clean the inner wall of the casing, and re-clean the casing wall after scraping by the scraper The second cleanup.
Working in shallow Wells mainly depends on the lower brush; After reaching the deep well, brush down
Will be worn, the upper brush body automatically protruded to work.ZHRGS70
Body Max OD(mm) 150
Brush Max OD(mm) 174
Casing Size in(mm) 7'' (178)
ID(mm) 40
L(mm) 2112
Thread (API) NC38×NC38
ZHRGS95
Body Max OD(mm) 208
Brush Max OD(mm) 232
Casing Size in(mm) 9-5/8'' (245)
ID(mm) 70
L(mm) 2178
Thread (API) NC50×NC50