Features: The metal wire of the drill brush use 0.012inch carbon steel crimped wire and excellent fixing, this wire will not be lost and bent during the intense use. This wire wheel brush set removes rusts, paint, dust and burrs from surfaces such as metals and wood, and can also be used to level welding spatter. Wire grinder brush for drill can be used for surfaces adhesion treatments before painting, sprayer coating and electroplating. It can also be used for surfaces paint peeling and grinding. The rotary wire wheel can withstands the high speed of the 4500RMP and the robusts 1/ 4inch Arbors to avoid the risk of breakage. Long terms use of this wheel brush will not be asymmetrically and distorted. Usage: installed on power tool such as pistols drill, direct mill. Specifications: Component:Steel Wire Size:Approx.5x2.50cm/1.97x0.98inch Color:Black Styles: 9piece set /12piece set Name: Wire Brush with Fillet Handle Handle diameter/wire diameter: 6mm/0.3mm Grinding head diameter: 16-75mm Product use: large-scale rust removal, deburring, welding grinding and stain removal of metal and nonmetal materials. Package Includes: 9pcs/12pcs Steel Wire Brush Set note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual coloring of the item. Thanks for your understandings.