Key features

• •The length of this ruler is 6-Inch(15cm), 8-Inch(20cm) and 12-Inch(30cm). 0.9 mm thickness avoid sharp edges.Many choices meet your needs and suitable for different measuring jobs.
• •The ruler are made by industrial grade stainless steel,prevent rust, handy to use as drawing straight edge or measuring device.
• •The steel ruler is suitable for carpenter, engineering, architects, students, teachers, DIYers, office supplier and More! Perfect For Schools, Offices, Home Schools using.
• •Two scales of metric and imperial, clear marks for your convenient measurement, not rub off over time.The steel ruler are double side design.Each sides are smooth with no burr.
• •One end is square, the other is rounded with a hole to make it easy for hanging, convenient storage.But more notice the squared off angles, please be careful to avoid scratching to your hand; Children use under adult supervision.