Metal Hobi MH-245 kit as Hitachi ZX245 excavator

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Metal Hobi MH-245 kit as Hitachi ZX245 excavator

Construction Equipment If it digs, pushes, hauls dirt "off road" post it here.

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11-07-2023, 06:01 PM

ddmckee54

Green Horn

Join Date: Dec 2011

Posts: 229

Re: Metal Hobi MH-245 kit as Hitachi ZX245 excavator

The Veg Oil Guy on YouTube has shown how to build an inexpensive vacuum chamber for degassing investment plaster before using it to cast a mold. He even shows how to build a hand powered vacuum pump out of PVC pipe, you might want to check his stuff out.

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