Name	High Quality expansion bolts drop in anchors white zinc plated or yellow zinc plated
PLace of origin	Yongnian,hebei,China
Size	4.8
Length	12mm-350mm or non-standard as request&design
Finish	Plain,Black,Zinc,White,Yellow, BlueWhite
Material	Carbon Steel
Grade	4.8 6.8 8.8 10.9 12.9
Standards	GB/T,ASME,BS,DIN,HG/T,QB
Non-Standards	According to drawing or samples
Samples	Samples are free
Price Term	FOB CIF

According to different usage scenarios and materials, drop in anchor can be divided into the following categories:

1. Steel drop in anchor

Steel forced expansion screws are the most common type, suitable for fastening hard materials such as concrete, stone and steel.

2. Stainless steel drop in anchor

Stainless steel forced expansion screws are suitable for occasions that require rust and corrosion resistance, such as marine engineering and chemical equipment.

3. Aluminum drop in anchor

Aluminum forced expansion screws are suitable for occasions that require lightweight and corrosion resistance, such as the automotive and aviation fields.

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drop in anchor packing