How to mat with 45° angle bevel : how to cut and cover it

Bevel Cuts for Slope-Sided Boxes

Mat Cutter 45 & 90 Degree Bevel Mat Board Cutter Beveled Cut Tool For Art Picture Framing Foam Board Card Board - AliExpress

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How to mat with 45° angle bevel : how to cut and cover it

Bevel Cuts for Slope-Sided Boxes

Frame Amo 4x6 Black Mat for Picture Frame, Bevel Cut 2.5x4.5 Opening for 3x5 Photo, White Core, Black Backing, 10-Pack

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