ANYANG LONGTENG HEAT TREATMENT M42 ISO 4014 GRADE 12.9

Anyang Longtrng attaches great importance to the awareness of independent innovation of products.Can Satisfy the individual needs of different customers.

Type:Hexagon bolt
property class: ISO 4014
Size:M42
Grade:12.9
Length:200CM
Material:42CrMoA
Packing:12pcs/carton
Surface:Black