Features: 2 standard for your option: copper/steel wire. Multi-purpose brush for complete cleaning of rust and detail, removes dirt. Perfect solution- for cleaning,It is suitable for indoor- and outdoor use. Suitable for wood- chipping, wood- chip cleaning, decontamination, descaling, paint removal, deburring and weld-. Package includes 12 piece, sufficient quantity meet all kinds of needs- in daily life-. Package Includes: 12x Wire Brush Specifications: Material: metal+wood- Type: copper/steel(optional) Size: whole length: 205mm Width: 25mm Thickness: 8mm Brush head: length: 78mm Width: 22mm Wire length: 15mm note: Please allow 1-3cm error due to manual measurement. please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item.