Through hole

-10% Si alloy aluminium +10% Si alloy aluminium Alloy steel of 80 – 110 Kg/mm2 Aluminium. +10% Si Aluminium Foundry and Grey Cast or Nodular iron Austenitic stainless steel. Long-chipping Copper and Brass alloys Brass, nickel alloys up to 150 Kg/mm2 General use Grey Cast or Nodular iron. Aluminium and Aluminium Foundry High-alloy steel. Tool steel and high-strength steel up to 150 Kg/mm2 Long-chipping copper alloys Low-alloy carbon steel of 50 – 80 Kg/mm2 Nickel and nickel alloys up to 90 Kg/mm2 Nodular or Malleable Cast Iron. Graphite GGG/GTW/GTS Pure or Electrolytic Copper. Long-chipping Copper and Brass alloys Soft or almost pure aluminium (-1% Si) Stainless steel and high-strength steel Structural steel and Low-density steel of 50 Kg/mm2 Tempered steel and very heard steel foundries 50-63 HRC Thermoplastics Titanium alloys up to 150 Kg/mm2 Titanium and Titanium alloys up to 90 Kg/mm2 Tool steel and high-alloy of 110 – 140 Kg/mm2