... with twist knot wire, 1) Useful tools to remove rust 2) Size: 65,75,85,90,100,125,150mm Cup Brush ... with twist knot wire, 1) Useful tools to remove rust 2) Size: 65,75,85,90,100,125,150mmTwist knot Cup ... .25; M10X1.5; M14X2;M16X2; 5/8", 1"(arbor hole d mm 1/2 5/8 7/8) Twist knot Cup Brush