Metal deep stretching ndi njira yopondaponda, kukoka mphete kapena nkhungu yachitsulo kuti iwononge zitsulo zamatabwa kukhala silinda kapena gawo la bokosi.
luso lathu:
1.Kujambula mozungulira
2.Kujambula kwa Ellipse
3.Kujambula kwamakona anayi
4.Kujambula kwamapiri
5.Kujambula kwamapiri
6.Ndi kujambula kwa flange hemisphere
7.Kujambula kwa flange
8.Kujambula kwa flange
9.Kujambula mozama
10. Zojambulajambula
11.Kujambulanso kwamakona anayi
12.Kupanga pamwamba
13.Masitepe kujambula
14.Kujambula kumbuyo
15.Kusita
16.Kujambula kwamagulu