1, High Quality - The back of the scrubbing pad has a layer of as the ring side, which can be firmly fastened to the hook attachment when used. And it does not loosen when used (unlike most similar products on the market, the scrubbing pad always falls off the accessories). 2, Efficient cleaning tools - suitable for ceramic tiles, bathtubs, glass, stone, porcelain, no scratches on the surface. Use them on large areas of flat land, and you will find that they save a lot of time! 3, With 3 Kinds Grit Pads - We provide three different Grit Pads to meet your different cleaning needs; green Pads (8698#) are harder and thicker than red Pad (7447#)) and brown Pad (7447C#). Brown Pads are second only to green ones in stiffness, and red Pads are soft enough to clean glass shower doors without any scratches. 4, Applicable to any Cordless Drill - 1/5 inch (6mm) fast change metal shaft, applicable to any cordless drill. This kit can meet all your daily needs. 1/4-inch shaft that fits any cordless drill. Scrub pads firmly attached to the attachment. Three stiffness for different uses. Easy to change the pad. Works great on big flat areas. Great time and elbow grease saver. colour:Green + red Material:Fiber + plastic Sizes: 5 inch Metal shaft diameter: 1/4 inch Rod diameter: 8mm Package Contents: 10 x Red scrub pad 10 x brown scrub pad 10 x green scrub pad 2 x Hook backed panel 2 x 1/4-inch metal shaft Note: When using, make sure the brush rotates clockwise.