The whetstone holder is rustproof, adjustable and retractable. And it can bear huge weight without deformation. You can put the whetstone holder on the sink and sharpen the cutter while water flushing, which will make your grinding work easier, faster and more efficient. Constructed of stainless steel material, it is durable. The length of this whetstone holder is 44cm, and width is 7cm. It fits sharpening plates, whetstones, natural stones, oil stones, etc. Item Name: Whetstone Holder Material: Stainless Steel Features: Adjustable, Retractable Design, Strong Bearing Size Details: Whetstone Holder: 44cm x 7cm/17.32" x 2.76"(Approx.) Applicable Sink: 32cm-41cm/12.6"-16.14" (Approx.) Applicable Whetstone: 9cm-23cm/3.54"-9.06" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Whetstone Holder (Others Not Included)