... , 1/4"-5/8(M3-M24) all is ok for us.3. MaterialsAISI C1010, 10B21, SCM435, 45# steel, S25C, S20C, SUS304 ... Locationdongcheng town, dongguan city, chinaFactory Cover5000 square meters Employee350 personnelsFederal tax Number: 44190066815777X Equipments:300 sets --------------E. After sale service: Our ...