認証類
open steel,Z,ZZ,RS,2RS,2RZ
Noise Level:
EMQ V1 Z2, EMQ V2 Z3, EMQ V3 Z4, EMQ V4 5
Material:
chrome steel(GCr15),carbon steel(GCr11)
Quality:
high quality and long life cycle
Feature:
low noise,high speed,long life .durable
Tolerance code
PO P6 P5 P4
Business scope:
Europe, America, Africa, Middle East, Asia. Etc.
Feature
Stable Performance:low Voice