Casing Scrapers Crossover Inc. Casing Scrapers are used to clean mud, rust, mill scale, cement, paraffin, burrs, and any other foreign material from inside the casing walls. Crossover Casing Scrapers are manufactured from Heat Treated Alloy Steel. The Scraper blades are arranged for complete 360 degree coverage in rotation or reciprocation. Recommend both when scarping burrs such as perforation holes. Specification Guide Nominal Size Casing Range (inches) API Reg. Connection Length (inches) Bore (inches) Tool Weight (lbs) Crated Weight (lbs) Special Sizes Also Available BA-200 2 ⅜ 1 13/16 24 ½ 12 17 BA-250 2 ⅞ thru 3 ½ 1 13/16 27 ½ 21 28 BA-500 4 ½ thru 5 2 ⅜ 30 ¼ 1 70 80 BA-550 5 ½ thru 6 2 ⅞ 33 ¾ 1 ¼ 97 107 BA-700 6 ⅝ thru 7 ⅝ 3 ½ 37 1 ½ 152 170 BA-900 8 ⅝ thru 13 ⅜ 4 ½ 42 ½ 2 ¼ 354 396 BA-1000 10 ¾ thru 13 ⅜ 6 ⅝ 50 3 ½ 480 525