Ideaful to clean rust, painting, welding bursEasy fitting, safe for usersReliable quality, good performance, long living lifeBevel brushes Specifications: 1) Diameter: 85, 100, 115, 125mm2) Nut: M14 x 2, M10 x 1.25, M10 x 1.5, 5/8"-11 or custom size3) Material: A) S: Carbon steel wire crimped; 0.3, 0.35mmB) BS: Brass coated steel wire crimped; 0.3mmC) SS: Stainless steel crimped or knotted wire; 0.25, 0.3, 0.35, 0.5mmD) ST: Knotted steel wire; 0.35, 0.5mm