Those look a little bit like whats on this link to me. The holes probably wont take an abundant amount of weight off either, so I would jsut do without them. Also, a machete that I've bought, and I love it, is my Meyerco/Camp USA 22" machete. Good rubber grip, and it has a saw blade on the back.
heres the first link with a similar machete:KUKRI MACHETES
and heres the meyerco:20670 - 22" Machete, Sheath, Warranty