| Hom/Size/Code | Qhov ncauj dav (d) | Sab hauv dav (D) | TotalWidth (D1) | Sab hauv siab (h) | Sab saum toj Thickness (h1) | TotalHigh (H) | |
| Hitachi | GRF | 41+2-1 | 63 ± 1 | 80 ± 1 | 10.6 ± 0.8 | 10 ± 1 | 27.5 ± 1 |
| GRF-1 | 40 + 2-1 | 63 ± 1 | 82 ± 1 | 11.5 ± 0.8 | 10.4 ± 1 | 31.7 ± 1 | |
Cov tes tuav feem ntau yog xim dub, cov khoom siv roj hmab, thiab siv hauv tsev. Yog tias koj xav tau xim lossis sab nraum zoov, thov hu rau cov neeg siv khoom. Yog tias koj xav tau cov ntaub ntawv polyurethane, thov sab laj nrog cov neeg siv khoom kom paub meej. Cov khoom siv canvas tau raug txiav tawm vim kev ua haujlwm tsis ruaj khov.
Rau cov style, thov muab qhov loj me raws li daim ntawv qhia loj hauv qab no, thiab hu rau cov neeg siv khoom kom paub meej. Thov siv tus pas ntsuas steel kom raug ntsuas tus naj npawb ntawm cov meters rov ua dua, thiab muab nws tom qab lees paub tias tsis muaj qhov yuam kev. Tus naj npawb ntawm meters yog qhov tseeb mus rau centimeters.