Our two-piece window sash router bit sets are designed to mill sash parts that offer elegance and strength. The bits also produce perfectly-matched rail and stile parts for custom-built French windows.
Each set comprises a matched pair of router bits and instructions.
Set 55-801 is for making thicker sashes from 35 to 40 mm (1⅜″ to 1-9⁄16″) thick.
Set 55-802 is for making thinner sashes from 28.6 to 31.8 mm (1⅛″ to 1¼″) thick.