Porter Cable 5558 4" Plate Joiner Replacement Blade

Porter Cable 5558 Specifications:
•  Diameter: 4"
•  Teeth: 6
•  Max RPM: 10,000
•  Kerf: .155 to .160
•  Center Hole: 7/8"
•  Fits: Porter-Cable Models 556 and 557

Porter Cable 5558 Features:
•  Replacement blade for Porter Cable's model 557 plate joiner
•  6 carbide teeth for precision cutting of standard biscuit slots cleanly and accurately
•  Easy attachment and removal for quick, hassle-free applications
•  Sharpen blade again for longer tool life
•  7/8" arbor hole, 4" diameter blade for smooth, fast cuts