[2S-09: Two-sided format: 9mm]
[2S-08: Two-sided: 8mm]
[2S-12: Two-sided: 12mm]
[2S-07: Two-sided format: 7mm]
[2S-14: Two-sided: 14mm]
[2S-04: Two-sided: 4mm]
[2S-11: Two-sided: 11mm]
[2S-4.5: Two-sided format: 4.5mm]
[2S-03: Two-sided format: 3mm]
[2S-10: Two-sided: 10mm]
[2S-05: Two-sided: 5mm]
[2S-06: Two-sided format: 6mm]
[2S-13: Two-sided: 13mm]
[2S-5.5: Two-sided format: 5.5mm]
Standard type hexagonal shape It is resistant to sludge even after inserting.