1. faịlụ: ewepụghị, triangular na ndị ọzọ shapes, tumadi na-eji wepụ ịgbado ọkụ slag na ndị ọzọ a ma ama siri ike ihe.
2. Wire brush: ọ na-ekewa n'ime ogologo aka na obere aka. A na-eji waya nchara dị mkpa mee ihe njedebe nke ahịhịa, nke a na-eji wepụ nchara na ihe fọdụrụnụ mgbe a kpochapụrụ ya site na ngwaọrụ ndị ọzọ. Ụdị eriri igwe nke ọzọ nwere waya nchara na nsọtụ abụọ a na-eji maka mgbawa na oghere.
3. shọvelụ mma: ogologo agụba bụ banyere 50 ~ 100cm, n'ozuzu mere nke osisi aka ma ọ bụ oghere ígwè anwụrụ; Blade obosara 40mm ~ 20cm, ihe bụ n'ozuzu carbon ígwè ma ọ bụ tungsten ígwè. A na-ejikarị ya wepụ nchara, akpụkpọ anụ oxide, mkpuchi ochie na unyi n'ụgbọelu.
4. nchara hama: na-emekarị na abụọ nke agụba, otu akụkụ bụ "otu" ụdị, n'akụkụ nke ọzọ bụ "│", mma onu banyere 20mm n'obosara, tumadi na-eji kụtuo si nchara, rụrụ oxide na ochie mkpuchi elu. Enwekwara hama a kapịrị ọnụ maka ihicha nchara site na nkụda mmụọ miri emi.
5. scraper: nke a na-akpọkarị "scraping", ewepụghị, a curved, abụọ n'ọnụ, mere nke carbon ígwè, ihe dị ka 20cm ogologo, ewepụghị ọrụ na shọvelụ mma, ikiaka eji wepụ Angle ígwè reverse, nchara na unyi; Enwekwara scraper a kapịrị ọnụ nke nwere njedebe a kapịrị ọnụ iji wepụ nchara na unyi site na mkpọwa.

N'elu bụ igwe anaghị agba nchara flange derusting ngwá ọrụ, anyị nwere ike ịghọta, ọ bụrụ na e nwere mkpa maka enyi, ị nwere ike ịkpọtụrụ DHDZ.