I originally wanted to order the Dynacraft bench ruler kit from Hireko, but they recently went out of stock. Additionally, they are around $30. So I decided to just make my own for the time being. USGA/R&A measuring is based on a 60-degree lie angle. That is what these plans are based on. Material List Empire 48 in. Aluminum Straight Edge Ruler - $8.97 (Home Depot) 2 foot scrap 1x3 Pine (good quality, S4S) Wood Glue Tools Miter Saw Clamp