New 4 brand metcal soldering tips part sttc-147

What is for sale: New 4 brand metcal soldering tips part sttc-147

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Part number STTC-147 Lot of 4 Brand New OKI / Metcal Soldering Tip Cartridges for MX-RM3E & MX-500 Series Systems, 700°F, Bevel 60°, .07" Tip Size
Each Metcal tip cartridge is designed for high power delivery, so you can often solder 100°F lower than with a conventional iron.