Description: Made of aluminum alloy+metal material,durable. 360 free rotation, suction cup design, suitable for all kinds of tablet desktop. 0-30mm adjustable clamping,high performance. Can be clamped and fixed for polishing/grinding/drilling/cutting operations. It can also effectively fix small objects, such as olives, walnuts, bodhi, jewelry, handicrafts, model making, electronic products, etc. Size Chart: Without Nails:Approx.9x7.6cm/3.54x2.99inch With Nails:Aprpox.10.3x7.8cm/4.06x3.07inch Black:Approx.10.3x7.8cm/4.06x3.07inch Package Includes: 1 Piece Table Bench Vise 1 Piece Wrench Note: Please allow a little size error due to manual measurement. Please be reminded that due to lighting effects and monitor's brightness/contrast settings etc, the item's color may be slightly different from the pictures. Please understand. Note: 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.