Tare da babban ma'auni na yaɗa uniformity ɗin tarawar guntu na iya maye gurbin aikin hannu mai nauyi, da kawar da gurɓataccen muhalli. An yi amfani da shi sosai wajen gina manyan tituna da ayyukan gyaran hanyoyi. Ƙirar sa mai ma'ana da abin dogara yana tabbatar da daidaitaccen yada nisa da Kauri, sarrafa wutar lantarki yana da kwanciyar hankali kuma abin dogara.

Ana amfani da madaidaicin guntu shimfidawa don tarawa, foda na dutse, guntun dutse, yashi mai laushi, dutsen da aka fashe da kwalta a cikin hanyar jiyya ta hanyar shimfidar kwalta, ƙaramin hatimi, Layer hatimin hatimin dutse, hanyar kula da micro-surface hanyar zubowa. Aikin yada tsakuwa; mai sauƙin aiki da aminci don amfani.

Motar Sinoroader da aka ɗora nau'in  Stone Chip Spreader an ƙera shi musamman don yada jimillar guntu a cikin ginin hanya. Yayin aikin, a rataye shi a bayan ɗakin juji, sannan ka karkatar da motar juji mai cike da tsakuwa a digiri 35 zuwa 45; daidaita buɗewar ƙofar kayan bisa ga ainihin halin da ake ciki na aikin don gane adadin tsakuwa da aka warwatse; Ana iya canza adadin yadawa ta hanyar saurin motar. Dole ne su biyu suyi aiki tare. Kuma nisa na shimfidawa da shimfidar wuri ana iya sarrafa shi ta hanyar rufewa ko bude wani ɓangare na ƙofar. Wasanni daban-daban sun kama kuma sun zarce samfuran ƙasashen waje iri ɗaya. Amfanin su ne kamar haka:

1. Wannan samfurin Chip Spreader yana tuka motar ta hanyar juzu'anta kuma tana komawa baya yayin aiki. Lokacin da motar ba ta da kowa, ana fitar da ita da hannu kuma wata motar ta manne da Chip Spreader don ci gaba da aiki.
2. An fi haɗa shi da na'ura mai jujjuyawa, ƙafafun tuƙi guda biyu, jirgin ƙasa don auger da na'urar shimfidawa, yada hopper, tsarin birki, da dai sauransu.
3. Ana iya daidaita ƙimar aikace-aikacen ta saurin jujjuyawar nadi da buɗe babban ƙofar. Akwai jerin ƙofofin radial waɗanda ke daidaitawa da sauri zuwa faɗin shimfidar da ake so.