Big Horn 19108 Marking Center Finder with Pencil. Perfect for determining exact centers on the edges of boards when making biscuit slot cuts, drilling dowel joints, for assembly work and more. Mark centers on boards up to 3-5/8 Inch in thickness or width. Just insert your pencil into the center hole, rotate the tool so the guide posts contact the material, then scribe.

Features:

• Ideal for marking out mortises and rabbets
• Great for making reference lines for drilling holes
• Center hole holds pencil in perfectly centered position as you scribe your line
• Mark Center on up to 3-5/8"
• Fits standard wooden pencil (included)