Specifications: The flat head is chamfered so that the wrench can be used to insert the screw. The PP plastic handle designed by ergonomics is evenly stressed when gripping. Larger than normal stainless steel wrench, it is easier to solve stubborn screws. 30% increase in torque under the same stress conditions. Scope of application: bicycles, motorcycles, automobiles, plus single repair and decoration. Made up of good material, durable, good hardness, and high strength. Item Name: Allen Wrench Material: Chromium Plated/Imported CRV System: Metric Features: T Handle, Hand Tool, Hardware H1.5: Length: 12cm/4.72", Width: 8.5cm/3.35", H End Diameter: 1.2cm/0.47" (Approx.) H2: Length: 12cm/4.72", Width: 8.5cm/3.35", H End Diameter: 1.2cm/0.47" (Approx.) H2.5: Length: 12cm/4.72", Width: 8.5cm/3.35", H End Diameter: 1.2cm/0.47" (Approx.) H3: Length: 12cm/4.72", Width: 8.8cm/3.46", H End Diameter: 1.2cm/0.47" (Approx.) H4: Length: 12cm/4.72", Width: 8.8cm/3.46", H End Diameter: 1.2cm/0.47" (Approx.) H5: Length: 20.4cm/8.03", Width: 10.3cm/4.06", H End Diameter: 1.6cm/0.63" (Approx.) H6: Length: 20.4cm/8.03", Width: 10.3cm/4.06", H End Diameter: 1.6cm/0.63" (Approx.) H8: Length: 26.5cm/10.43", Width: 12.5cm/4.92", H End Diameter: 1.9cm/0.75" (Approx.) H10: Length: 26.5cm/10.43", Width: 12.5cm/4.92", H End Diameter: 1.9cm/0.75" (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 Allen Wrench Chamfered flat head allows for easy screw insertion Ergonomically designed PP plastic handle ensures even stress distribution when gripping Larger than standard stainless steel wrench for tackling stubborn screws 30 percent increase in torque under the same stress conditions Versatile application for bicycles motorcycles automobiles and single repairs or decorations