Concrete abu ne mai mahimmanci a cikin filin gine-gine, kuma za mu iya samun shi a ko'ina - gine-gine, hanya, gada, bango, da dai sauransu. Bisa ga ayyuka daban-daban, ƙananan ƙarfe a cikin simintin na iya zama daban-daban. A wasu ayyukan, abun cikin karfe yana da yawa, yayin da a wasu ayyukan, abun cikin karfe na iya zama ƙasa kaɗan. Sunny Superhard Tools suna ba ku shawarar madaidaicin gani na lu'u-lu'u don aikace-aikace daban-daban:
Don yankan kankare tare da babban abun ciki na karfe:
Muna ba da shawarar yankan kankare irin nau'in Laser. Saboda ƙarfin walda na nau'in lu'u-lu'u nau'in Laser yana da girma sosai, don haka ɓangaren lu'u-lu'u ba zai ragu ba yayin da yake tasiri da karfe.
Don yankan kankare tare da ƙarancin ƙarfe:
Muna ba da shawarar babban abin yankan kankare mai girma. Domin ƙarfin walƙiya babban mitar lu'u-lu'u mai walƙiya ya isa kuma yana da tsada-tasiri.

Sauran girman yankan ruwan lu'u-lu'u don kankare:

HANYOYIN TSIRA: 

Duk lokacin da kake amfani da tsinken lu'u-lu'u don yanke ayyukan, don kiyaye aminci, da fatan za a yi hankali kuma a tabbatar cewa jikinka yana da cikakken kariya. Tsaro shine abu na farko da yakamata ku damu yayin yin ayyukan yanke.φ400*40*3.6*20*28Tφ350mm-60mm-46T800mm