Flat Head Hex Stainless Steel Expansion Sleeve Anchor Bolt

 

Flat Head Hex Stainless Steel Expansion Sleeve Anchor Bolt

 

 

Advantages:
1.Many products: Any type of stainless steel hardware can be supplied.
2.Good Service : We treat clients in great honest and sincere management is our top mission. 
3.Good Quality:We have strict quality control system .Good reputation in the market.
4.OEM Accepted : We can produce as per your drawings or samples.
5.Shortest Delivery: We have large stock, 3 days for stock items, 7-15days for production. 
6.Low MOQ: It can meet your business very well.

Sample Charge:
1.Samples charge: According to your request    Sampling time:5-7days
2.Samples charge: Free for Existing Mold    Sampling time:3days

Screw knowledge 
1. Drilling 
 
The Bi-Metal Screws Can Penetrate Into Cooper Plates in 0-12mm directly by using tapping machine and the length of the alloy 
steel drilling head also can be designed as different requirement 
 
2. Tapping 
The tapping thread lines in the alloy steel will be more easy to fit the new phatnoma while penetrating into the iron or aluminum
board inside after locate special heat treatment. 
 
3. Locking 
A2 or A4 stainless steel series strenthen the thread lines by a cold forging treatment during whole process;maintain special corrosion 
resistant whithout any heat treatment;screwing in alveolar into fasteners smoothly then finish the fastening combination to achieve excellent
efficacy in resistance to pull out and weatherproof by the way that don't destroy the thread lines steadily and tightly.