This is a Havalon known as the Talon Hunt Bone Saw 2-Pack, model HSCSWXT2.
5" Talon Bone Saw blades are made of AUS-8 Stainless Steel and are crafted with the same saw blade pattern as Havalon's unstoppable line of Baracuta Bone Saw Blades. Fits on all Talon handles.
Features:
2 - 5 stainless steel Bone Saw blades