Casing Scraper
 
The Casing Scraper is used to remove cement scale, mud, mill scale, rust, paraffin, perforation burrs and other substances from the inside walls of casing. This operation produces a smooth inside casing diameter that will assist in a successful down hole operation such as setting packers, bridge plugs, etc.
 

 
Technical specification：

TYPE	I.D. in (mm)	Tool Joint Connection API	Overall length ft-in (mm)	I.D of suitable casing in(mm)
KW114	1 (25.4)	2-3/8REG	3' (906)	3-13/16~4-3/32 (97.2~103.9)
KW127	1 (25.4)	NC23	3'3" (1,000)	4-1/4~4-9/16 (108.6~115.8)
KW140	1 (25.4)	NC26	3'3" (1,000)	4-5/8~4-15/16 (118.6~125.7)
KW178	1-3/16 (30.0)	3-1/2REG	3'8" (1,105)	6~6-3/8 (154.8~161.7)
KW245	2-1/4 (57.0)	4-1/2REG	4'5" (1,340)	8-1/2~8-7/8 (216.8~226.6)
GGQ340	3-1/2 (88.9)	6-5/8REG	4'11" (1,500)	12-3/6~12-3/4 (315.3~323.0)