24 round holes, 13/64" (5mm) in diameter. Possible spacings (depending on seeder sprocket combination) from 1/2-2 1/2" apart. Compatible with 9784 Double Plow Shoe. Seed rollers have slots or holes to cup seeds, allowing accurate singulation of very small to medium size raw seeds or pelleted seeds, and are compatible with even some larger seeds. Made of a special anti-abrasion plastic to prevent buildup of static electricity.
Trial data: Will singulate Santo and Calypso (cilantro); Summer Cross (daikon radish); Myashige (radish); and *Raccoon, *Corvair, *Space, and *Tyee (spinach). Superdukat, and Bouquet (dill) are also compatible without singulation. *Remove felt spring for best results with these varieties.