This 0.010" Stainless Steel / 0.018" Nylon Bristle Parts Cleaning Small Flow-Thru Brush has micro-sized Nylon tubes mixed with stainless steel for all-purpose cleaning. This sturdy brush is used to remove medium-to-heavy corrosion or dirt from steel, titanium or other hard metallic surfaces. Stainless steel handle easily connects to a standard parts wash hose. This brush has 1/2" trim, handle length of 4-1/2" x 3/8" diameter. Brush face 1/2" wide.