The DEWALT Extendable Flat Box Handle is built for drywall pros who need dependable, jobsite-ready performance. Paired with a flat box, it delivers smooth, crowned coats of joint compound over taped seams-fast and efficiently.Made from aircraft-grade aluminum, this handle strikes the perfect balance between strength and light weight. The hard-coat anodized finish resists corrosion and wipes clean with ease. A quick-slide lever allows fast, tool-free length adjustments-ideal for shifting between walls and ceilings without breaking your flow.The handle features a 180 degree adjustable head for better reach and control in tight or overhead spaces. Inside, a high carbon steel pinch brake and stainless steel rod ensure solid braking and smooth operation.