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	Cutting Machine
	Induction Heating Machine
	Punch Machine
	Hydraulic Pressure
	Auto Chamfering Machine
	Thread Rolling Machine
	Tapping Machine
	Heat Treatment Machine
	Cooling Tower
	Salt spry tester


	Nut
	Bolt
	Washer
	Stud
	Stainless Steel
	Auto fastener


	40cr
	AISI4140
	Stainless steel

Factory

Our Bolt factory

Home
About Us
Factory
MACHINES
FASTENERS
ROUND BAR
Contact Us

Copyright © 2002-2011 Ningbo United International Co., Ltd. All Rights Reserved.
Add:Rm25051,Jinse nianhua,Qixing Street,Xinchang,Zhejiang,China. Email:sales@ningbounited.com Tel & Fax:+86-575-86263387