Nchekwa Ngwaọrụ Ịkpa Akwa Castellar bụ ọtụtụ ihe nchekwa magnetik maka ngwaọrụ ịkpa akwa. A na-edobe ihe nchekwa ndị a n'elu igwe akwa, ka desktọpụ nwee ohere n'oge a na-arụ ọrụ. A na-edebe shọtụl n'akụkụ nrọ (bridge section), nke na-ebelata ohere nchekwa achọrọ n'elu tebụl ma na-eme ka otu ìgwè shọtụl zuru oke dịrị njikere maka otu ọrụ. A na-eji ike magnetik jide agịga n'akụkụ igbe (box section). Kọn nwere ntupu na-agbadata na-enye ohere iwepụta agịga na-emerụghị aka, ebe elu anọ na-ekewapụta ụdị agịga dị iche iche. A na-emepụta ihe nchekwa a site na plastik injection molding jikọtara ya na magnet.

Aha oru ngo : Castellar, Aha ndị na-emepụta ya : Fang Shih, Aha onye ahịa : Fang Shih.

Gụrụ ajụjụ ọnụ na mkparịta ụka kachasị ọhụrụ na imewe, okike na ihe ọhụrụ n’etiti akwụkwọ akụkọ ihe okike na ndị okike ama ama n’ụwa, ndị na-ese ihe na ndị na-ese ihe. Hụ oru mmezi ohuru na ihe nmeri inweta nke ndi okacha amara, ndi na-ese ihe, ndi na-ese ihe na ndi ohuru. Choputa nghọta ohuru banyere ihe okike, ihe okike, nka, imewe na ije. Mụọ maka usoro nhazi nke nnukwu ndị na-ese ihe.