4860, 4700, 4705 # 0653. Machine: Triumph MBM Ideal 18" & 18 1/2" Elec. Model 4810, 4815, 4850. They are available in either a standard inlay steel or high speed steel option. The economical standardly inlay blades are made of a 50/50 composition of standard grade steel and high alloy steel ensuring strength at a lower price point.
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