The snap-off knife BK-Z handle combined with the saw blade SB-18 provides you this flexible saw. Made according to Japanese specifications, the saw blade cuts on the backward stroke, meaning that it can be thin and the sectional cut is fine and clean. The BK-Z handle is ergonomically designed for maximum safety and comfort. Smart designed button makes it easy to feed out and lock the blade with a single hand whilst allowing the blade to be safely fixed in position. The knife contains few parts, so it is easy to open for cleaning and replacing blades. The blade is made of SK5 carbon steel and the teeth are hardened to 60-62 HRC. The blade is 0.5 mm thick and have 7 teeth per cm.