Kayan aikin raga suna da matuƙar mahimmanci a cikin masana'antar hakar ma'adanai da tarin dutsen, suna amfani da su wajen murkushe nau'ikan dutsen da ma'adanai daban-daban. Suna zuwa cikin yanayi daban-daban, musamman nau'in ƙa'idar da nau'in gajere. Fahimtar bambance-bambancen tsakanin waɗannan nau'ikan biyu yana da matuƙar muhimmanci don zaɓar kayan aikin da suka dace don takamaiman aikace-aikace.
Masu karyar kankara suna aiki ta hanyar matsa kayan abinci tsakanin wani yanki na ƙarfe mai motsi da wani yanki na tsaye. Ana karyar kayan zuwa ƙananan girma kuma ana fitar da su ta ƙasan. Ana yawan amfani da su saboda ingancinsu da ikon su na samar da girman ƙwaya mai daidaito.
Matsakaicin na'urar yarƙashin dutse an ƙera ta don aikace-aikacen ƙarin yarƙa. Ana amfani da ita yawanci idan kayan ba su da ƙarfin gwiwa sosai kuma suna buƙatar ɗan kauri ko tsakiya na girman samfur.
Injin murɗa wanda aka ƙirƙira da ƙaramin kai ana amfani da shi wajen murɗa na uku ko na huɗu, inda ake buƙatar samfurin ƙananan. An ƙirƙira shi don samar da ƙananan, daidaitattun girman ƙwayoyin.
– Matsayi: Babban bude abinci don manyan girman kayan.
– Shorthead: Karamin rufin abinci ga ƙananan girman kayan.
– Ma'auni: Tsawon dakin don ragewa a hankali.
– Shorthead: Tushen daki mai gajeren lokaci don ragewa mai zurfi.
– Matsayi: Ƙarfin ƙasa, ya dace da kayan laushi.
– Shorthead: Karfin juri mafi girma, ya dace da kayan aiki masu wuya.
– Matsayi: Yana samar da kaya daga matsakaici har zuwa manyan kuraye.
– Shorthead: Yana samar da ƙananan haɗin kai da yashi.
– Ka'ida: Mafi kyau don kayan da ba su da fata.
– Shorthead: Mafi kyau don kayan da suka fi ƙarfi waɗanda ke buƙatar ragewa mafi kyau.
Zabar tsakanin crusher mai tsawo da wanda aka gajarta yana dogara da bukatun musamman na aikin. Crusher na tsawo yana da kyau don ƙaura na biyu tare da kayayyaki masu matsakaici zuwa manya, yayin da crusher wanda aka gajarta ke ƙara fitowa a aikace-aikacen na uku da na hudu, wanda ke samar da aggregates masu kyau. Fahimtar waɗannan bambance-bambancen yana tabbatar da ingantaccen zaɓin kayan aiki da sarrafa lafiya a cikin hakar ma'adanai da samar da aggregates.
