Our Summa F Series compatible routing bit replacement collets come in four metric and 2 standard size options: Metric sizes include the inner chuck and the threaded, tapered outer collar, while the 1/8" and 1/4" collets come with only the inner chuck – compatible with your existing outer collar. These collets are only compatible with the Standard Summa Router System. Not compatible with HF routers.

Available Sizes

• 3mm
• 4mm
• 6mm
• 8mm
• 1/8 inch
• 1/4 inch