Hikelok muaj ntau yam khoom, suav nrog cov twj siv thiab cov khoom siv sib txuas, cov khoom siv siab heev, cov khoom siv huv heev, cov twj siv ua haujlwm, cov khoom siv nqus tsev, lub tshuab kuaj qauv, lub tshuab ua ntej teeb tsa, chav ntsuas siab thiab cov khoom siv cuab yeej.
Cov twj siv Hikelok suav nrog cov twj pob, cov twj ntsaws, cov twj koob, cov twj kaw bellows, cov twj ntsuas, cov twj kuaj, cov twj pab txhawb nqa, cov twj ntsuas, cov twj manifolds, cov twj ntshav thiab ntxuav, cov twj thaiv thiab cov twj ntshav, cov twj diaphragm, cov twj hauv paus, cov twj ntiaj teb, cov taub hau cua, thiab cov lim dej.
