Mkpụbelata udi bottleneck maka ịrụ osisi

1. Oghere dị nro: A na-emepụta mpempe akwụkwọ mpempe akwụkwọ iji mepụta akụkụ dị nro, gburugburu na mpempe osisi, na-enye ha ọkachamara ma mechaa anya.

2. N'akụkụ ihe ịchọ mma

3. Mbelata Sanding

4. Mmecha ọkachamara

N'ozuzu, bottleneck udi trimming ibe n'ibe na-enye woodworkers uru nke mfe ịmepụta ire ụtọ, gburugburu ọnụ ọnụ na-agbakwunye ji achọ mma na nchekwa na ha woodworking oru ngo.