ITEM NAME:6 inch Angle Positioning Squares Pack of 4 L5S6 6 inch Angle Positioning Squares Pack of 4 L5S6 Very sturdy. Help to assemble wood decorative boxes and other projects Use for squaring up carcases, bookcases, or as part of a jig on a tablesaw. Use for part of a jig on a table saw Designed to be clamped to boxes, picture frames, etc. to assist with squaring during glue up Perfect for squaring up shelf cabinets Perfect for outside corners colour: photo color Material: plastic size: 150mm Package Contents: 4 X Square ruler Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.