Circular saws have one blade mounted right on the axle of the engine. The saw has a voltage of 40 volts and would surely make a good addition to your toolbox.
From OnBuy
Makita RS002GZ 40V Max Li-ion XGT Brushless 260mm Circular Saw, 40 V
HSS Toolshop
Makita RS002GZ 40Vmax XGT 260mm Circular Saw (Body Only)
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