Dimensions: The diameter of the steel brush is 200 mm, the diameter of the receiving hole is about 25.4 mm. Attention: before using a brush cutter, you must use gloves. (Clothes firm, high boots and gloves). Premium Steel Wire: Made of high quality steel wire, strong and durable, and the steel wire is not easy to fall off. Offers excellent abrasion and wear resistance as well as high flexing effect and always works well when the cutting head encounters rocks and chunks. This greatly improves work efficiency. [Wide Use]Ideal for removing moss in paving joints or for superficial dirt and for cleaning masonry etc. The weed brush can be assembled and disassembled quickly and easily. The anti-bad brush weeds adapts to most brushcutters on the market. Easy Installation: Comes with 1 set (5 pieces) installation tools: 1 case, 1 blade disc, 1 blade, 1 nut, 1 glove. Simply place our brush cutter head over the top screws of your straight wave cutter and secure it with the gasket and nut.