["1SET 90 Degree Positioning Squares Right Angle L-Type Woodworking Clamps for Picture Frames, Boxes, Cabinets or Drawers\n\nDescriptions:\nMade of aluminium alloy, it will lasts for years. Anodized red surface, durable and resistant to corrosion, rust prevention.\n2 Scales: Metric and imperial\nThere are different holes for you to fixing, ensuring your work more convenient.\nPlace a square in the corner of the two stock pieces you need to square and secure with a set of clamps\nBeveled edges, easy to handle and won'for t damage fragile cutting edges.\nDesigned to be clamped to boxes, picture frames, shelf cabinets, 90 degree weld and for outside corners\n\nFeatures:\nL Shaped Angle Clamp, Strong Fixing ability\nDouble Accurate Scales: Two measurement: Metric and imperial\nAdjustable Fixing Blocks: The clamps fit for the wood board thickness from 7/16” to 1-9/16”, and 90° angle can offer strong balance for convenient use\nBeveled Edged Design, Easy to Use: With beveled edges, it is easy to work and not damage the fragile cutting edges.\nProfessional Woodworking Tools: This right angle jig set are professionally used to assemble frames, drawers, boxes and other furniture. It also can be used for woodworking and welding. Practical tool for DIY makers, engineers, carpenters etc.\n\nSpecifications:\n100 Size: 100mm x 100mm (3.94in x 3.94in)\n120 Size: 120mm x 120mm (4.72in X 4.72in)\n140 Size: 140mm x 140mm (5.51in x 5.51in)\nMaterial: High quality aluminum alloy\n\nPackage included:\n1 Pack 90 Degrees Positioning Squares"]