Block Dimensions: 14-1/2" X 2" X 1"Bristle Dimensions: 10" X 3" X 2-1/2"Bristle Material: Fine HorsehairHandle: 5" Wood Handle With Contoured Shape To Comfortably Fit Into HandBrisltes Are Staple-Set Into Hardwood BlockFine Bristles Will Pick Up Very Fine Dust ParticlesUse On Smooth SurfacesUse For The Shop, Home Or OfficeFeatures A Hang-Up Hole For Convenient Storage