Chinese high-quality honing tube manufacturers, honing tubes of various specifications and materials, oil cylinder tubes. Support processing customization and provide you with all-round customized production. It can be cut for retail and sold as a whole. Customized production according to your different needs.
DIN2391, EN10305, ASTM A519, GB/T 3639-200 etc
Q355B Q355D C20,ST52,E355 SAE1026.CK45 4130 4140 STKM 13C