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Damascus steel features:1.Material:Damascus Steel
2.Manual polished surface,clear and beautiful patterns
3.the frame cutting by precision, Ensure the precision size,and avoid the error of manual machine
4.imported coil and 10 laps of electromagnetic valve,3V to start 6-8V to work,running frequency of 2500switch/minute
5. Stable bouncing,stable needles,strong magnetic back seat,fine workmanship,beautiful
appearance,good touching
6.Unwarming for long time using
