6405 (SER 552-106001) 8-1/4" Circular Saw. 6405 (SER 552A) 8-1/4" Circular Saw. 6405 (SER 552B) 8-1/4" Circular Saw. Product: 49-22-4146 circular saw rip fence guide kit fits for milwauk-ee circular saws 6405-6, 6390-20, 6390-21, 6394-21, 6460 skateplate circular saw guide and replaces circular saw rip fence 49-22-4150.
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