1.Color:galvanized;black;plain 2.Grade:4.8;5.8;8.8 3.Material:Carbon steel 4.Package:paper box;jute bag;wood case Connecting bolt M16*45(46 or 47) M16*160(170 or 180)

the specification according to your request Standard: China, SANS(South Africa standard),EU, USA, AS/NZS, etc Features: Great corrosion resistant, high intensity, long and durable Certificate:GB/T19001-2000---ISO9001:2000 and CE

 If you have any question,Please do not hesitate to let us know,Thank you!

SHANDONG TONGYA TRAFFIC SAFETY FACILITIES CO.,LTD.

Contact: Helen Liu

TEL: +86-532-83971601

FAX: +86-532-83971601

Cell phone:+8615064878019

Skype Online Phone ID: liuchunyan309

yahoo messenger ID:helenliu1996 at yahoo.cn

Website : http://www.road-guardrail.cn/  http://tongyagroup.en.alibaba.com

Address (Qingdao Office): Room 1601, Ruihai Garden Building, Lingshanwei Town, Jiaonan City, Qingdao, China

Postcode:266427

DIN Carbon steel bolt and nuts