Aluminum Alloy Multi Angle Measurement Sixfold Positioning Ruler Universal Locator Trepanning Lineation Glass Plate Punching 28TC Description:It is a multi-functional tool, which is made of aluminum alloy and stainless steel. It is widely used, easy to operate, and has high precision. He is also a good helper for Freemasons. Features: Made of aluminum alloy material, wear-resistant, has a long service life, high hardness and toughness, durability. Not only punch locator with 3 sizes of hole diameters, but also a measuring ruler. Easy to use and install, compact and high precision. The angle can be adjusted to meet the needs of different trepanning and lineation. The clamp can be adjusted by a knob to fit different thicknesses. It has a double scale in centimeters and inches, which is convenient and clear to use, no conversion required. Upgraded all-metal knobs are strong and than plastic ones. An etched number designation that won't wipe off. It can be used anywhere. It can be used in a variety of environments, floor tiling, civil engineering, hole positioning, etc. A good helper for Masons, it can improve efficiency, save time and effort. Instructions:1. First, place the tool on any surface and adjust the six rulers to the desired shape.2. Then tighten the high-quality metal screws to secure the angle and use this desired angle as a reusable template for endless uses.3. Finally, once the project is complete, loosen the screws and insert the ruler into the toolbox. Specification:Material: Aluminum Alloy Color: Black Hole Diameter: 25mm, 40mm, 45mm Ruler Range: 0-300mm(0-11.8in)Double Top Ruler Length: 455mm(17.91in)Horizontal Ruler Length: 360mm(14.17in)Quantity: 1pc Note:Transition: 1cm=10mm=0.39inchNo retail package. Please allow 1-3cm error due to manual measurement. Pls make sure you don't mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Included: 1 x Multi-function Ruler (Other accessories shown in the picture are not included.)