Nchịkọta:
Ihe nleba anya siri ike a dabara adaba maka nyocha kwa ụbọchị nke nnukwu ihe nkedo na ịgha oghere na ihe ọla n'ime ụlọ ọrụ na ụlọ nkwakọba ihe, enwere ike iji ya chọpụta ịdị ike Brinell nke ọla na-abụghị igwe.
1. Oke nha: 100-400HBS
2. Dayameta bọọlụ igwe: 10mm
3. Akụkụ: (dayameta x ogologo) 26 x 120 mm
4. Ibu: banyere 3 n'arọ
5. Standard ngwa: Standard hama Brinell ike ngọngọ: 2 iberibe
6. Microscope ọgụgụ: ugboro 20 1