These are beautiful handcrafted Pieces Mother of Pearl Grey Brass Knob. These are of Great Quality Hand made cabinet Pulls makes your Kitchen , Home Office very unique. We make our Knobs using high class raw material than other Sellers . Our quality controllers are very strict in quality control of each product. Look wise These knobs are very pretty. These Knobs always supplied with Standard Size Hardware and plastic washers . Installation is very easy , Just drill an 1/8 " hole in the cabinet door and tighten the nut with a spanner. Knob Size- DIMENSIONS: Diameter: 1.41" Width: 0.98" Screw Size: 1.57"