1. 360-degree ntsuas tag nrho hauv 4 cov lus qhia
2. Thaum lub inclinometer upside down, lub kaum sab xis nyeem ntawm lub LCD yuav cia li tig upwards kom yooj yim nyeem ntawv
3. Precise stainless hlau ntsuas qauv
4. tuaj yeem rov kho dua yam tsis muaj cov cuab yeej tshwj xeeb thiab khoom siv
5. Ntau- lub hom phiaj ntsuas lub hom phiaj, peb -hauv-ib tus neeg tiv thaiv, inclinometer thiab qib ntsuj plig
6. Lub roj teeb 3-volt tuaj yeem siv tau 3000 teev
7. Kev ntsuas qhov chaw (stainless steel): a, qhov ntsuas zoo tib yam b, nrog ntsuas qhov sib nqus c, ntsuas qhov dav dav d, ntsuas qhov dav dav nrog sib nqus e, V-groove ntsuas nto nrog hlau nplaum (tsim rau cylindrical nto ) f, nrog 2 threaded hauv qab qhov ntsuas qhov saum npoo (tsim rau kev kho ntawm lub tshuab)
8. Kev ntsuas qhov chaw (aluminium alloy): g, sab sauv thiab sab qis ntsuas qhov dav h, sab sauv thiab qis ntsuas qhov dav nrog sib nqus
GVDA Digital Protractor GD450M:
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