- WORKPRO W064029 180mm carpenter's square, made of heavy gauge aluminum alloy for maximum durability - Resistant to corrosion and rust, ideal for professional and home use in carpentry and DIY projects - Superior accuracy at 45° and 90° angles (error <1/1000), precise protractor and ruler with error <0.5mm - Laser-etched scale, deep markings, and white graduations for easy reading in any lighting condition - Multifunction tool: protractor, cutting guide, ruler, allows you to draw parallel lines and arcs with ease - Measurements: right angle 188mm, base 184mm, width 28.6mm, thickness 4.7mm, weight 233g - Perfect for carpenters, decorators, and DIY enthusiasts seeking precision and durability