Li-countersink tsa HSS tsa boholo ba borena tse 3 tsa li-countersink tse nang le lesoba le le leng le sekametseng
LIKAROLOANA
Lisete tsa li-drill tsa HSS tsa boholo ba lisenthimithara tse 3 tse nang le lesoba le betloang hangata li na le likarolo tse latelang:
1. Sebopeho sa tšepe e lebelo le phahameng (HSS)
2. Boholo ba Borena.
3. Lesoba le le Leng la Bevel
4. Letheka le nang le mahlakore a tsheletseng.
Ngola molaetsa oa hau mona 'me u o romelle ho rona



