The Porter-Cable 43772PC is a 3/8 inches Rabbeting Router Bit. It is constructed of 4140 alloy steel, a harder grade of steel than standard cast steel bit bodies. The is annealed and heat treated to Rockwell hardness of 40-45% harder than is possible with cast steel bodies. The bits are precisely ground using computer controlled machining for precision tolerances and perfectly concentric shafts. The carbide tip is made from a specially blended micro grain carbide for superior results and longer lasting sharpness.
3/8 inches Rabbeting Router Bit
Cutting edges, rabbeting, smoothing and finishing