A na-eji Granite V-Block eme ihe n'ọtụtụ ebe na ogbako, ụlọ ngwá ọrụ & ụlọ ọkọlọtọ maka ngwa dị iche iche na ngwá ọrụ na ebumnuche nyocha dị ka akara ebe ziri ezi, ịlele concentricity, parallelism, wdg Granite V Blocks, rere dị ka ụzọ abụọ jikọtara, jide na nkwado. iberibe cylindrical n'oge nyocha ma ọ bụ nrụpụta.Ha nwere aha "V" 90-ogo, gbadoro ụkwụ na ala na akụkụ abụọ na square ruo na nsọtụ.Ha dị n'ọtụtụ nha ma mee ya site na granite ojii Jinan anyị.