China Bolt}}}

Dị ka otu n'ime ndị na-emepụta ọkachamara na China, DONGSHAO ga-achọ inye gị Semi-round Head Square Neck Bolts. Na anyị ga-enye gị kacha mma mgbe-ire ọrụ na nnyefe n'oge.

DONGSHAO, onye nrụpụta ama ama na China, dị njikere ịnye gị Flat Countersunk Square Neck Bolts. Anyị na-ekwe nkwa ịnye gị nkwado kacha mma mgbe irechara na nnyefe ngwa ngwa.

DONGSHAO na-akpọ gị òkù ka ị gaa na ụlọ ọrụ anyị ịzụta ihe kacha ọhụrụ, kacha ere, ọnụ ọnụ na elu Countersunk Square Neck Bolts. Anyị na-atụ anya ịrụ ọrụ na gị.

Dongshao bụ otu n'ime ndị isi ndị isi China MSSS Square Square Square Squats na-emepụta ya na ọnụahịa dị mma. Nabata ịkpọtụrụ anyị.

DONGSHAO bụ otu n'ime ndị ndu ọkachamara China Mshroom Head Square Neck Bolts na-emepụta ihe dị elu na ọnụ ahịa ezi uche dị na ya. Nnọọ ịkpọtụrụ anyị.

Otu n'ime ndị na-emepụta China nke Hexagon Head Flange Face Bolts, na-enye ọmarịcha mma na ọnụahịa asọmpi, bụ DONGSHAO. Nke a bụ ụdị bolt a na-ejikarị eme ihe n'ọtụtụ ụlọ ọrụ mmepụta ihe na nke obodo. Ọ nwere nkọwapụta eri nke M8 × 1-M16 × 1.5, eriri dị mma, akara arụmọrụ nke 8.89.810.912.9 na A2-70, yana ọkwa ngwaahịa A.