Description:The serrated jaws make the clamping stronger and tighter. And the ergonomically designed handle makes it very comfortable to hold and non-slip.Exquisite and strict workmanship makes it high in hardness and torque. Quick disassembly makes your work efficiency very high.Made of high carbon steel material, it is very durable to use.There are two specifications for you to choose from: 10 inch, 12 inch.It is suitable for mechanical maintenance, car repair, disassembly, workshop and so on.Item Name: Engine Oil Grid WrenchMaterial: High Carbon SteelSpecifications: 10 inch, 12 inchFeatures: Serrated Jaws, Adjustable, Quick DisassemblySize Details: 10 inch: 23.5cm x 5.5cm x 2cm/9.25" x 2.17" x 0.79" (Approx.)12 inch: 30.6cm x 7cm x 2cm/12.05" x 2.76" x 0.79" (Approx.)First Gear Opening Range:4cm-14.3cm/1.57"-5.63" (Approx.)3cm-13cm/1.18"-5.12" (Approx.)Second Gear Opening Range:7cm-15cm/2.76"-5.91" (Approx.)5.5cm-16cm/2.17"-6.3" (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 Engine Oil Grid Wrench