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1.Grade
Gr1,Gr2,Gr3,Gr4,Gr5,Gr7,Gr9,Gr11.Gr12
2.Standard
ASTM B338,ASTM B861,ASTM B337
3.The finish condition
M, Y or R
4.The diameter tolerance
Diameter | 0.1-0.2 | >0.2-0.5 | >0.5-1.0 | >1.0-2.0 | >2.0-4.0 | >4.0-7.0 |
Tolerances | -0.025 | -0.04 | -0.06 | -0.08 | -0.10 | -0.14 |
5.Applycation
industrial,medical,etc
6.Packing and Delivery
Packing:Standard export wooden cases
Delivery:Within 15-20days after we recieved your payments
For more information ,also you could log in our company web:bjcsty.en.alibaba.com