50mm mbelata omimi TCT oghere oghere nwere weldon shank
Atụmatụ
Ihe omimi nke 50 mm nke ịkpụ TCT (tungsten carbide drill) oghere oghere na shank na-agbanye n'akụkụ nwere ọtụtụ atụmatụ na-eme ka ọ dị mma maka ngwa ịkụ ala.Ụfọdụ isi atụmatụ gụnyere:
1. Tungsten carbide drill bit (TCT)
2. Imewe oghere
3. 50mm ọnwụ omimi
4. Nkwonkwo n'akụkụ
5. Kwesịrị ekwesị maka mgbatị magnet
![annular cutter ụdị](http://www.cndrills.com/uploads/annular-cutter-types.jpg)
Eserese Ọrụ ubi
![eserese ọrụ nke cutter anular](http://www.cndrills.com/uploads/operation-diagram-of-annular-cutter.jpg)
Dee ozi gị ebe a ziga anyị ya