The Oxford Punch Needle Wooden Stitch Gauge is made of Beech Wood with all the information laser etched. Consistency of stitches is super important in rug punching and this handy tool will help you conveniently measure your stitches. It has a 1″ x 1″ (2.5 x 2.5cm) window for easy viewing of your work and recommended stitch guidelines are laser etched on the gauge for reference.