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2. Kwesịrị ekwesị maka nhazi na mabul. Slab exed na-elegide, poshishing.
3. Oghere dayameta: 4 "(100mm), 5" (125mm), 6 "(150mm)
4. Mgbakwunye: mkpọchi ejula, mana enwere ike iji njikọ ndị ọzọ.
5. Ogo ọka dị: 50 #, 100 #, 200 # #, 400 #, 800 #, 1500 #, 300 #, 3000 #.
6. Jiri: mmiri mmiri naanị.
Ihe mkpuchi ala, nke eji eme ihe maka mweghachi ala ụlọ na polishing, na-abawanye gloss na ịma mma nke ala iji rụpụta ezigbo nsonaazụ. Ezubere aka na aka onye na-egweri na ala, isi nha: 50 #, 100 #, 200 # #, narị #, 1500 #, afọ iri na ise, 3000 #.
