Products › 20" Fluted Coulter x 5mm Image 1 of 1 20" Fluted Coulter x 5mm $48.00 Part #F20-5-JD 6-Hole - John Deere Add To Cart Added! Part #F20-5-JD 6-Hole - John Deere You Might Also Like 20" Notched Disc Blade x 6.5mm $110.00 22" Disc Blade x 6.5mm $94.50 47 Degree Clip 7/16" x 1-3/4" Curved Shank $4.75 22" Disc Blade x 6.5mm $115.00 22" Wavy Coulter x 5mm - 8 Wave $80.00