Ụlọ ọrụ anyị bụ ọkachamara n'ichepụta ihe ndị mejupụtara diamond maka ịkụ ala mmanụ na gas na ọrụ Ngwuputa.
Diamond mejupụtara mpempe akwụkwọ: dayameta 05mm, 08mm, 13mm, 16mm, 19mm, 22mm, wdg
Ezé nke mejupụtara diamond: bọọlụ, bevel, wedge, mgbọ, wdg.
Mpempe akwụkwọ mejupụtara diamond nwere ụdị pụrụ iche: ezé cone, chamfer abụọ, ezé riji, ezé triangular, wdg.
Mpempe akwụkwọ mpempe akwụkwọ diamond maka mkpọ mmanụ na gas: Nguzogide mmetụta dị oke mma, imewe nha nha mgbanaka mgbanaka dị ala, imewe chamfering okpukpu abụọ nke diamond, yana njirimara nke nguzogide dị elu na nguzogide mmetụta.