40cr合金外16mm12内8.03-7.0-6.8-6.35-5.5-5.45-4.5
O O O O B-HCCX I-HCCX O B-MISC I-MISC I-MISC I-MISC B-MISC I-MISC O B-MISC I-MISC I-MISC I-MISC O B-MISC I-MISC I-MISC O B-MISC I-MISC I-MISC O B-MISC I-MISC I-MISC I-MISC O B-MISC I-MISC I-MISC O B-MISC I-MISC I-MISC I-MISC O B-MISC I-MISC I-MISC