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Diamond arm is an excavator accessory used in house construction projects, which is specially used to excavate cracked rocks, medium-strong wind fossils, hard clay, shale and karst landforms. Numurimo wacyo ukomeye, bitera imbere neza kubaka urutare.

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Ubucukuzi

Ukuboko kwa diyama birakwiriye gucukura amabuye y'agaciro yo gufungura amakara afunguye hamwe na ore hamwe na platinell coefficient munsi ya f = 8. Ubucukuzi bw'amabuye y'agaciro no gutsindwa gato.

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