Features: 100% brand new and high quality Black carbon brush cover for angle grinder, electric hammer, electric pick, electric hand drill, cutting machine,etc. Good replacements for your old or damaged one. Description: Material: Carbon Color:Black Size:12mm/13mm/14mm/15mm/16mm/17mm/18mm/19mm/20mm/21mm/22mm Package includes:10 or 8 X Brush Cover Notes: Please allow 1-3mm error due to manual measurement. pls 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. Thank you!