Hooyman saws use a high carbon SK5 steel in a tapered blade design, with an impulse hardened 4 edge tooth. This improves tooth geometry for unmatched cutting performance and a longer cutting life. Megabite? handsaws provide two locking positions for use in a standard cutting position and hyper extended position to provide a wide variety of cutting methods. 2 position lock back blade MegaBite? XP 4-edge tooth design Premium high carbon steel blade Ergonomic rubber overmolded handle