This includes models such as the Wahl Peanut 8685, 8655, 8663, and 8685-1701. The blade is a snap-on type. The Wahl Peanut clipper blade is compatible with the Wahl Super Micro model 8689. While it's primarily intended for the Peanut, it can also be used with the Super Micro (8689) due to their shared blade system.
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