Bangaren niƙa Diamondshine kayan aikin lu'u-lu'u da aka fi amfani dashi don shirya kankare.An yafi amfani da waldi a kan karfe tushe, mu kira dukan sassa sun hada da karfe tushe da lu'u-lu'u nika semgents kamar yaddalu'u-lu'u nika takalma.A wajen aikin nika na kankare, akwai kuma matsalar saurin nika.Gabaɗaya magana, mafi girman kaifi na ɓangaren lu'u-lu'u, saurin yanke saurin da haɓaka ingancin sarrafawa.Ƙananan kaifi na ɓangaren lu'u-lu'u, aikin yankan dole ne ya zama ƙasa da ƙasa.Lokacin da inganci ya ragu zuwa wani yanki, ɓangaren ba zai iya yanke dutse ba.Don haka yadda za a inganta kaifi na sashin niƙa lu'u-lu'u ya zama ainihin bincike da ci gaba na sashin niƙa lu'u-lu'u.Anan mun taƙaita wasu hanyoyi don haɓaka kaifi na sassan niƙa na lu'u-lu'u.

1. Da kyau inganta ƙarfin lu'u-lu'u.Lu'u-lu'u shine babban kayan da ake amfani da shi don yanki na niƙa lu'u-lu'u.Mafi girman ƙarfin lu'u-lu'u, ƙarfin aikin niƙa lu'u-lu'u yayin aikin yanke, amma da fatan za a tunatar da ku kar a ƙara ƙarfin lu'u-lu'u mai tsayi sosai, ko lu'u-lu'u zai faɗi a cikin babban yanki.

2. Da kyau ƙara girman ƙwayar lu'u-lu'u.Kamar yadda muka sani, grits na lu'u-lu'u nau'i na niƙa sun bambanta zuwa m, matsakaici, lafiya.Mafi girman grits na lu'u-lu'u, ƙarin kaifi da sassan niƙa lu'u-lu'u za su kasance.Yayin da kaifi ya inganta, yana buƙatar a daidaita shi da maɗaurin gawa mai ƙarfi.

3. Rage lambar sassan.Lokacin da kake amfani da takalman niƙa tare da ƙananan sassa zuwa ƙasa mai niƙa, a ƙarƙashin matsa lamba ɗaya, ƙananan wurin hulɗa tsakanin sashi da ƙasa kuma mafi girma da ƙarfin nika.a dabi'ance za a inganta kaifi na sashi yadda ya kamata.

4. Zaɓi siffar sashi tare da kusurwoyi masu kaifi.Daga gwanintar mu da ra'ayoyin abokan ciniki, lokacin da kuke amfani da kibiya, rhombus, rectangle da dai sauransu sassan, za su bar zurfafa zurfafa fiye da oval, sassan zagaye da sauransu.