Featuring 4 NoPlay Expandable Glides that when properly adjusted, provide you with the perfect fit into your ¾” x 3/8” miter slot. This precision miter gauge also features an adjustable protractor style head with a super slick UHMW protective base pad, along with a bright red, easy to see cursor and steel miter bar. Featuring 4 NoPlay Expandable Glides that when properly adjusted, provide you with the perfect fit into your ¾” x 3/8” miter slot.