1.manufctory of the guide bar 2.supply OEM as your ... ranges from 6 inches to 42 inchesDevicesSTIHL,HUSQVARNA,JONSERED,ECHO,DOLMAR,MAKITA,SHIDAIWA, etc.CertificateCE/GS/SGS/ISO9001Supply ability6000pcs per day ... ELEMENT FOR MATERIALITEMCSiMnPSCrNiCu65Mn0.62-0.700.17-0.370.90-1.20≤0.035≤0.035≤0.25≤0.30≤0 ... ≤0.03≤0.35≤0.35≤0.25 4 in 1 multifunction garden tool set