CELLTREAT Scientific Products 25cm Cell Scraper. Cell Scrapers are designed to gently harvest cells from tissue culture flasks, dishes, or bottles. Soft, pliable blade won't damage cells or scratch surfaces. Lifter blade is positioned perpendicular to the handle for use with a raking motion. RNase/DNase free and non-pyrogenic. Handle length 25cm and blade length 20mm. Every case is printed with the lot number for quality traceability. Packaged sterile, individually wrappped, 100/case.