SUMMA KNIVES - 0,63 mm THICK SUPER HARD METAL (SHM) knife Summa 500-0814 / 500-9814 / Z28 / 3910318 / SHM-028 03751110000SHM028ZU €19.90 LONG LIFE - Long life knife. Equivalent to HTZ-028 (500-0814 / 500-9814 / Z28) but with better performance. Knife SUPER HARD METAL 500-0814 / 500-9814 / Z28 / 3910318 / SHM-028 / compatible for Summa automated cutting machine. Description: Long-Life oscillating knife. Similar to HTZ-028 (500-0814 / 500-9814) but with better performance. Long... Add to cart