5 in 1 sliding measure,

see video for many uses 

The 5-in-1 sliding gauge as the name suggests, has five uses in the one tool

• Spacing and marking buttonholes
• Seam allowance gauge
• Hem gauge
• Circle compass
• T gauge

A truly versatile and accurate tool to help make quilting and sewing tasks a breeze. with an easy to use push button for quick adjustment that can be set at 3.2mm (1/8") increments.