Check the listing for details. WWI Unmarked (rust obscured) Collins 1005 Bolo Machete Knife + Leather Sheath. Condition: Used, Made in United States. Listed at 195.50 USD. The WWI Unmarked Collins 1005 Bolo Machete Knife is an authentic and original piece from the era of World War I. This collectible item is themed around militaria, specifically originating from the United States. The rust-obscured blade adds to its historical significance, making it a unique and valuable addition to any collection of WWI memorabilia. Complete with a leather sheath, this bolo machete knife offers a tangible connection to the past and the soldiers who served during this tumultuous period. The Collins marking is obscured by rust (see pics) but is in good condition with tooled leather scabbard and wooden handle with ring at base. The blade measures 15" while whole MACHETE is 20". Buyer pays $14.95 S/H in the Cont U.S.