With a pencil and a protractor, divide the larger disc into 30-degree wedges to create 12 center lines for the bottle indents. Center and trace the smaller disc on top of the larger disc. Next, with a drill press, drill 3/8-in.-deep holes on the 12 center lines with the 1-7/8-in. Forstner bit, spacing them between the disc’s outer edge and the traced circle. Next, divide the smaller disc into 60-degree wedges and drill six more 3/8-in.-deep holes with the Forstner bit.
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Get perfectly, consistently spaced and centered shelf-pin holes! Economical and practical, this jig can be used on assembled or unassembled cabinetry. Re-designed handle includes two storage compartments for self-centering bits! Ideal for adding shelves to new or existing cabinets. Drills holes either 1-7/16" or 2-1/2" from edge. Insert shelf pin in top or bottom position to extend jig for continuous drilling. Shelving Jigs measure 20" long Additional Self-Centering Bits available.
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