PREMIUM VERSATILITY: Abrasive belt tools can be an economical, efficient way to blend welds, grind through bolts, remove seam sealer, and scuff grooves and contours; especially in hard-to-reach areas. CONTACT ARM FEATURES: Contact arm assembly 5/8" diameter by 3/8" wide. Use rubber contact wheel or soft 1/2" (13 mm) wide platen pad. Use belts 1/4" (6 mm) or 1/2" (13 mm) wide by 24" (610 mm) long. CONTACT ARM VARIETY: Wide variety of belt tool contact arms, with abrasive belts ranging from 1/8" - 2" wide. Over 80 arm varieties enable access in tight areas with ways to present abrasives. ESSENTIAL ACCESSORIES: Dynabrade accessories provide various benefits to a work station. Dynabrade tools have to operate efficiently & be durable in industrial applications. THE DYNABRADE DIFFERENCE: A reputation for excellence in the design and manufacturing of pneumatic abrasive power tools. We listen. We observe. We OPTIMIZE.