50mm ukusika ukujula kwe-TCT eyimbotshana yokubhoboza okuphakathi ne-weldon shank
Izici
Ukujula okungama-50 mm kwe-TCT esikiwe (i-tungsten carbide drill) imbobo encane ene-shank ebekwe eceleni inezici ezimbalwa eziyenza ifanelekele izinhlelo zokusebenza zokubhola.Ezinye izici ezibalulekile zifaka:
1. I-Tungsten carbide drill bit (TCT)
2. Umklamo ongenalutho
3. 50mm ukujula kokusika
4. I-shank egxilile emaceleni
5. Ifanele ukubhoboza kazibuthe
![izinhlobo ze-annular cutter](http://www.cndrills.com/uploads/annular-cutter-types.jpg)
UMDLALO WOKUSEBENZA KWENDAWO
![umdwebo wokusebenza we-annular cutter](http://www.cndrills.com/uploads/operation-diagram-of-annular-cutter.jpg)
Bhala umyalezo wakho lapha futhi usithumelele wona