Blue Ultra-Coating to resist pitch build-up in pressure-treated and wet lumber. Dual-beveled tooth face has two 10 degree angles creating a more aggressive yet cleaner cut. Thin kerf design pulls less energy from the tool for more efficient cutting. Exclusive "24-but-48 tooth" configuration cuts faster, cleaner and lasts longer than traditional framing blades. Fully heat hardened body prevents warping and provides a true clean cut in heavy industrial applications., Manufacturer: Makita