About This Hand held arborist’s cutter: Curved profile offers increased cutting power with less force while pulling the saw, especially on further away branches Curved profile: Featuring tri-edge, offset teeth - providing 3 cutting angles to reduce friction for a smooth and controlled cut. Ergonomic design for ease and comfort High quality blade: Made from premium Japanese carbon steel with chrome plating for rust prevention and extended blade life. Impulse hardened teeth for extended stay sharp Premium performance: Taper-ground blades and removable blade with a tang that spans full length of the handle for strong attachment. Push-button release mechanism on scabbard Easy to replace the blades: Use a coin to remove the two plastic screws on the saw handle and pop out the nuts. Search for part number 600139. Includes 1 x 13” blade plus scabbard Overview Brand : Oregon Color : Black,chrome,silver Blade Material : Carbon Steel,Steel Surface Recommendation : Plastic Power Source : Manual