Adjustable Bevel:The adjustable bevel angle can be rotated 360 degrees, and the rotation center "knob" can lock the angle. Use this tool to copy any angle between 0 and 360 degrees, and it can also be used as a depth gauge. Simply loosen the manual adjustment nut and retighten it. Dual Scale Ruler:There are metric and imperial (0-20cm, 0-7ft) scales on this ruler, which is clear and durable, precise, easy to read and does not fade. Hardwood handle:The T-beveled blade is made of high quality stainless steel, which is durable and rustproof and has a long service life; this carpenter's ruler with hardwood handle has brass decoration on the wooden handle, which can be comfortably held Beautiful appearance. Ideal length:The total length of the ruler is 23cm , the wooden handle is 16.5cm and the total length when folded is 25cm. It is small enough to fit in a toolbox and sturdy enough to be used for a long time. Perfect DIY and Professional Choice:It is very suitable for DIY and professional use. can create perfect lines for architects, craftsmen and carpenters, providing precise angles and precise dimensions.