CMT 240.006.04 Biscuit Joiner Blade, 4-Inch Diameter x 6 Teeth, PTFE-Coated. Makes biscuit joining quickly and easily High-grade German steel and 6 micrograin carbide-tipped teeth guarantee years of use. Fits Lamello, DeWalt, Skil, Bosch, Freud and other popular biscuit joiner models. 10 ATB Teeth, 18 Cutting Angle.