Alloy Steel 1.251 + ALLY SHAL + O1 (2) 1.251 + ALLY SHAL + O1 1.2379 + Alloy Steel + D2 1.7035 + ALLY SHAL + 5140 D2 + Titanium Nitride 1.7035 + ALLY SHAL + 5140 1.7035 Ibyuma bitagira ingano + Sus304 1.7225 + ALLY SHAL + 4140 1.7225 + ALLY SHAL + 4140 440c + dlc alloy steel 1.2379 + Alloy Steel + D2 440c + dlc alloy steel