square head bolt manufacturer,t shaped bolt

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Product Overview


Square Head Bolts have square shaped external wrenching head and is usually used with a square nut. The bolt head slides into Sign Fixing Channel and is prevented from rotating by the square head, making it a single spanner operation They are used in all types of industrial, agricultural, and construction applications. Their square shape makes them well suited for use in tight areas where the bolt is tightened blinding.

Product Description
                                  Jiangsu Zhenya Special Screw Co., Ltd
ItemSquare head bolt, t bolt


A2, A4, SS304, SS306, SS410,C.S
Standard DIN 787,GB /T 8
SurfaceBright, black, zinc plated, dacromet
QualityHigh quality
DeliveryBy air or by sea
Price itemFOB,C&F,EXW
Customizing is available.
We supply free samples if we have stock.
No matter what type of fastener you need, JSZY has it. 
Request a quote today.

Kitty Chow,

Email: cnzhenya027 at cnzhenya.com ,

Skype: shinybobo17

Packaging & Shipping


Delivery Date:  Within about 25days after the order is confirmed, on time delivery


By sea: Shanghai & Tianjin or as u required. Arrange shipment in5-7days after recieving the full payment bassed on the sailing date.


By air: It needs 2-5 working days, at peak season, 1-3 days delay


Packing:  Packing in carton and then on pallet, or as your demand



Our Services

Our advantages:


1. Competitive prices, high quality goods and best services


2. Safe and fast shipping


3. More than 19 years experience in the lines of fastener


4. Convient methods of payment: T/T, L/C


5. Own factory and goods in stock



Company Information


Founded in 1996,  Jiangsu Zhenya Special Screw Co., Ltd is executive director of stainless steel Association, China Machinery and Electronic Products Import and Export Chamber of Commrece and members of Taizhou Quality Association, now Zhenya has become one of the largest base of SS standard components.


Our professional professional products are stainless steel screws, bolts, nuts, washers, sleeve anchors, wedge anchors, STM anchors, anchor bolts, marble& stone fixing systems, handrail&spider, etc.


Number of employees : 501-1000

People management certification : ISO9001

Contract Manufacturing : OEM Service Offered 


Our factory:




Other products:








We provide high quality fastener per your demand.

If there're any question about fastener, please contact me freely.


Kitty Chow

Jiangsu Zhenya Special Screw Co., Ltd


Email: cnzhenya027 at cnzhenya.com

Skype: shinybobo17

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