Tools4Boards Spin 5-Piece Roto Brush Kit, Candy Apple Red/Silver/Black Premium Spin German-made roto brushes are 115mm in length and 55mm in diameter Professional grade Spin Snap-on Handle featuring all metal construction with integrated 1.25" diameter sealed cartridge bearing for smooth rotation Changing brushes is a snap without removing Hex Drive from drill chuck Spin 115mm stainless steel Hex Drive compatible with Snap-on Handle and all Tools4Boards brushes and rollers Includes our 3 most popular brushes to clean, open structure and polish base before and after waxing