3 Steel Square Angles for Sharp Corners & Centering Stones This is a new set of 3 steel square angles. These three squares are at an exact 90 degree angle. Perfect for sharp corners, centering stones and a wide variety of other uses.You receive: One angle square measuring approximately 2″ (50 mm). One angle square measuring approximately 3″ (76 mm). One angle square measuring approximately 4″ (101 mm). We work hard to update our descriptions and pictures of our merchandise. As part of a process of ongoing innovation by our suppliers, newer versions of the item shown may be shipped before we are able to complete an update. As a result there may be a slight variation in color and design.