Columbia Taping Tools Direct Flusher 3" with wheels is ideal for finish coat. The addition of wheels makes this absolutely the smoothest running flusher you have ever used! Solid billet machined core provides utmost precision, and body made of surgical stainless steel stays true even with extensive use. Columbia Tools 3" Direct corner flusher features superior locking clip to keep flusher attached and will work with any brand flusher handle. Genuine Stainless Steel runners will not rust or corrode like some competitors, allowing for an extremely clean finish. Columbia Taping Tools feature a 5-year warranty against manufacturer defect.