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Ngwuputa Pneumatic Pick kpọmkwem nke a na-akụcha chisel na moil Point
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Isi ike siri ike na ebe a na-agbagharị agbagharị maka ọrụ igwu ala nke ebe a na-egwupụta ihe
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Ebe a na-egwupụta ihe e ji akpụ chisel moil point maka mkpọmkpọ simenti
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Ebe a na-egwupụta ihe e ji arụ ọrụ n'ọkwa ụlọ ọrụ mmepụta ihe maka ịrụpụta ihe owuwu na injinịa ọwara
Isi Mkpụmkpụ
