<https://cnc-warehouse.com/shop/amana-tool/saw-blades/saw-blades-for-portable-saws/general-purpose-saw-blades-for-portable-saw/rm-550-carbide-tipped-general-purpose-5-3-8-5-1-2-inch-dia/#product>
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"RM-550 Carbide Tipped General Purpose 5-3/8 / 5-1/2 Inch Dia x 30T ATB, 5/8 Bore\r\n\r\n\r\n\r\nThis carbide-tipped trim-saw blade is the ideal upgrade (or replacement blade) for Porter-Cable, Makita, and other brands of portable trim saws. The alternate top bevel grind ensures high-quality crosscuts in solid wood and sizing cuts in plywood. RM-550 fits Makita 5-1/2\" saw and others.\r\n\r\nComes with two adapter bushings, one for 1/2\" arbor and one for 10mm arbor.\r\n\r\nSpecifications:\r\n\r\n \t(D) Diameter 5-3/8 / 5-1/2 (137mm / 140mm)\r\n \tTeeth 30\r\n \t(d) Bore 5/8\r\n \tKerf (B) .072 (1.8mm)\r\n \tDescription Comes with two adapter bushings, one for 1/2\" and one for 10mm arbors.\r\n \tPlate (C) .052 (1.3mm)"
<https://cnc-warehouse.com/shop/amana-tool/saw-blades/saw-blades-for-portable-saws/general-purpose-saw-blades-for-portable-saw/rm-550-carbide-tipped-general-purpose-5-3-8-5-1-2-inch-dia/>