Elasticity is made of elastic 0.014 inches (about 0.3 cm) of the wire size, and the wires are firmly tightened into a solid structure to durability and prevent any drop. No need to worry about rust, dirt or dirt! Effective cleaning parts without damage to softer metals. The steel wire wheels of the desktop grinding machine are very suitable for removing calcium sediments, polishing metal threads and accessories, and removing paint and rust on the of most metal surfaces. Carefully balanced by steel wire brush to reduce vibration during operation.In addition, bristles are intact and will not be easily scattered. Suitable for 1/2Inch and 5/8Inch axis. Due to the plastic bushes, you can easily adjust the 5/8 inches (about 1.2 cm) to 1/2 inches (about 1.3 cm) to that it is very suitable for desktop grinding machines and simple installation. Steel wire brush wheel can effectively handle tools, small parts, bolts, swing bolts, chairs and tables.For car enthusiasts, this is a must-have for eliminating nuts, bolts, various automotive parts and engine rust. Colour:As Shown Material:Metal Package Contents: 1set * bench grinder attachments(4PCS) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.