... —1000mm4、Material:spring steels5、End grinding:Can grind two spring end at the same time,or clamping ... four spring.6、Work holding:can put two or four spring at the worktable at the ... more durable.7、High grinding efficiency,unilateral two station can grind two end at the same time,According to ... stiffness,large bearing and horizontal type,can clamp two or four spring at the working table,large ...