Dear sir/Madam,
We are SHANGHAI TONGHUI MECHANICAL CO.,LTD is the key mechanical products manufacturer in china.
We passed ISO9001: 2000 quality management systerm.
Low price, High quality & new designs, with more than 15 years experience for production.

Our products as follows:
self-drilling screw
self-tapping scre
Drywall screw
Chipboard screw
Wood screw
Machine screw
Galvanized roofing bolts
Concrete screws
Window screw

Washer
Flat washer
Spring lock washer

Nut
Hex nuts
Nylon lock nuts,Flange nuts,Cap nuts
Wing nuts,Spring nuts,Hex long nuts

Bolts
Hex head bolts[DIN933,DIN931,DIN912
Carriage bolt DIN603
Flat eye bolt ,Hex flange head bolt
Thread rods ,4.8 grade , 8.8 grade,10.9 grade,12.9 grade

Precision spring,die spring,disc spring,mechanical spring,disc spring and so on.

Belt Buckles,Shoes & Handbag Accessories,
Metal Button

If you have concerning inquiry, please do not hesitate to contact us directly.
Meanwhile, we will appreciate if you could inform us detail size, finish,quantity,packing.
We will quote you our best prices.

Yours timely reply will be appreciated

best regards
selina lee
SHANGHAI TONGHUI MECHANICAL CO.,LTD
TEL:+86-021-56388942
FAX:+86-021-56388743
E-Mail: liyanhua826@163.com,
liyanhua826@yahoo.com.cn
Skype: liyanhua826 mSN:liyanhua826@163.com
www.sunny826.en.ec21.com

Dear sir/Madam,
We are SHANGHAI TONGHUI MECHANICAL CO.,LTD is the key mechanical products manufacturer in china.
We passed ISO9001: 2000 quality management systerm.
Low price, High quality & new designs, with more than 15 years experience for production.

Our products as follows:
self-drilling screw
self-tapping scre
Drywall screw
Chipboard screw
Wood screw
Machine screw
Galvanized roofing bolts
Concrete screws
Window screw

Washer
Flat washer
Spring lock washer

Nut
Hex nuts
Nylon lock nuts,Flange nuts,Cap nuts
Wing nuts,Spring nuts,Hex long nuts

Bolts
Hex head bolts[DIN933,DIN931,DIN912
Carriage bolt DIN603
Flat eye bolt ,Hex flange head bolt
Thread rods ,4.8 grade , 8.8 grade,10.9 grade,12.9 grade

Precision spring,die spring,disc spring,mechanical spring,disc spring and so on.

Belt Buckles,Shoes & Handbag Accessories,
Metal Button

If you have concerning inquiry, please do not hesitate to contact us directly.
Meanwhile, we will appreciate if you could inform us detail size, finish,quantity,packing.
We will quote you our best prices.

Yours timely reply will be appreciated

best regards
selina lee

SHANGHAI TONGHUI MECHANICAL CO.,LTD
TEL:+86-021-56388942
FAX:+86-021-56388743
E-Mail: liyanhua826@163.com,
liyanhua826@yahoo.com.cn
Skype: liyanhua826 mSN:liyanhua826@163.com
www.sunny826.en.ec21.com