CMT 800.606.11 PROFESSIONAL FINGER JOINT BIT, 1/2-INCH SHANK, 1-7/8-INCH DIAMETERMake an incredibly strong side to side or end to end joint in wood and wood composites. The tightness of the accurately cut joint and the maximum glue surface create a joint that is actually stronger than the wood itself. The bit features two flute design, carbide teeth and six removable cutters. This bit features super strength superior steel body, anti kickback design to control the depth of cut, Non Stick Orange Shield Coating and cutting edges