an apparatus and method for scraping paint to prepare surfaces for fresh paint may include two , three , or more independent blades attached to a single handle to provide follow up scraping by parallel edges after the leading edge has passed , in order to improve the effectiveness of scraping . chips , scratches , and other breaches in one blade need not leave a flaw behind as subsequent blades passing over the surface will lift that material away from the surface . blades may be configured to be identical , reversible , and interchangeable , providing substantial convenience , durability , and wear .