Rothco G.I Style 18 Sawback Machete. I Style 18 Sawback Machete: Manufacturer: Rothco Blade Length: 18 in Blade Material: S45C Carbon Steel Serrated: Sawback Knife Application: Machete Handle Material: Plastic Blade Finish: Black Handle Color: Black Handle Finish: Black Features of Rothco G.I Style 18 Sawback Machete Material: Steel Material Specs: steel Package Contents: Rothco G.I Style 18 Sawback Machete Rothco G.I Style 18 Sawback Machete 253