Half-Rectangle Triangle 3:1 Large

Bloc Loc’s Half-Rectangle Triangle Ruler 3:1 Large Set contains multiple sized rulers 3 1/2″ x 9 1/2″. Each ruler is a mirror image and the grooves lock onto the seam for control and perfect trimming every time. Rulers can trim in 1/8″ increments which allows a wider range of blocks available to quilters.