1.Adopt diameter of 0.5mm high quality steel wire. Each knot is constituted by 48 steel wires.

2.There are few spaces between each knot which could improve the efficiency while grinding.

3.High quality steel wire, improve safety and long life when working.

4.TWISTED KNOT CUP BRUSH is normally used for processing large surface of metal, such as polishing weld, rust removing and deburringwith advantage of time and effort saving.