... linearity:can be <0.01MM/400MM Material:12L14(SUM24L)Dia.:1-25MMCertificate:SGS ReportFree-cutting,Linearity:can be <0.01MM/400MMMaster ... AGChmecial Composition(WT%):C:Max 0.15SI:Max 0.015Mn:1.15-0.85P:0.09-0.04S:0.35- ... , Bicycle, Motorcycle, Automobile, Tool, Household, Electronic, OA machine, Spring, Furniture and Construction, etc Free-cutting Steel Round Bar,Cold Draw Steel,SGS Certificate,12L14