Nkọwa
1. The miter hụrụ protractor ahụ bụ nke aluminum alloy ihe onwunwe, na a nwa sanding ọgwụgwọ na oxidation ọgwụgwọ n'elu, nke na-eyi na-eguzogide ọgwụ na nchara na-eguzogide, na nwere ntụsara ahụ aka aka.
2. Laser etching scale, dị mfe maka ịgụ akwụkwọ doro anya, na-adịgide adịgide na nke na-eguzogide.
3. Onye na-achị isi dị arọ na-agbaso atụmatụ ergonomic, na-ebelata nrụgide na ikpere ma ọ bụ nkwojiaka.
4. A na-ejikarị arụ ọrụ osisi, nhazi ígwè, ịkpụ oblique, pipeline na ọnọdụ ndị ọzọ.
Nkọwapụta
| Ụdị No | Merimeri | Nha |
| 28030001 | Aaluminum alloy | 185x65mm |
Ngwa nke saw protractor:
A na-eji protractor a na-ahụ anya na-arụ ọrụ osisi, nhazi ígwè, ịkpụ oblique, pipeline na ọnọdụ ndị ọzọ.
Ngosipụta ngwaahịa
Akpachara anya nke protractor na-arụ ọrụ osisi:
1. Tupu iji ihe ọ bụla na-arụ ọrụ osisi, lelee izi ezi ya. Ọ bụrụ na protractor mebiri ma ọ bụ nwee nkwarụ, dochie ya ozugbo.
2. Mgbe ị na-atụ ihe, hụ na protractor na ihe a tụrụ atụ dabara nke ọma, gbalịa ka ị zere oghere ma ọ bụ mmegharị ahụ.
3. Protractor nke na-adịghị eji ogologo oge kwesịrị ịchekwa ya na ebe akọrọ na ebe dị ọcha iji gbochie mmiri na nrụrụ.
4. Mgbe a na-eji ya eme ihe, a ga-akwụ ụgwọ nlebara anya iji chebe protractor iji zere mmetụta na ọdịda.
