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To: Chode

See photo linked in #79
Plus comment about heat gain from drilling.

86 posted on 08/25/2019 3:01:03 PM PDT by DUMBGRUNT ("The enemy has overrun us. We are blowing up everything. Vive la France!"Dien Bien Phu last message.)

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To: DUMBGRUNT

wonder what the cutters are made of, tungsten carbide has a melting point way above that but maybe be too brittle?

87 posted on 08/25/2019 3:14:20 PM PDT by Chode (Send bachelors, and come heavily armed!)

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