1. Martha Stewart Crafts Scoring Board and Envelope Tool (Click Link to Check Price on Amazon)
Editor's Rating : 9.1 out of 10
Score flawless, crisp lines in seconds when creating invitations, envelopes, gift boxes, and moreIncludes an envelope guide with a convenient storage slot and bone folder and storage compartment for your bone folder and pens

2. OLFA 1090486 PC-L Plastic/Laminate Scorer (Click Link to Check Price on Amazon)
Editor's Rating : 9 out of 10
Ratchet-wheel blade lockUnlimited blade positioning

3. Scor-Pal Eights Measuring & Scoring Board, 12 by 12-Inch, Space Grooves (Click Link to Check Price on Amazon)
Editor's Rating : 9.2 out of 10
Scor-Pal has all the grooves you will need to score your cardstock projects accurately and quickly while providing a precise and crisp foldThe actual scoring surface is 12x12 inches

4. Westcott Paper Trimmer With Titanium Bonded Cut And Score Blades, 12" (Click Link to Check Price on Amazon)
Editor's Rating : 9.6 out of 10
Titanium Bonded blades 3x harder than stainless steel so blades stay sharper, longerGreat for trimming digital photos, paper and cardstock

5. Martha Stewart Crafts Bone Folder (Click Link to Check Price on Amazon)
Editor's Rating : 9.5 out of 10
Martha Stewart Crafts Bone Folder ToolAn indispensable tool for crafters