tube threaded spring insert nut with seat for square tube

Place of Origin:

Shandong, China

Brand Name:

zhenlan

Model Number:

hex nut

Standard:

DIN

Material:

carbon steel; Alloy carbon steel;stainless steel

size:

M4~M64

Certificate:

DIN,ISO,GB,BS,JIS, etc

OEM:

available

Shipment Port:

Qingdao

Surface treatment:

Plain/ black/ galvanized/ H.D.G/ YZP

Grade:

4.8/ 8.8/ 10.9/ 12.9 Ect

Color:

Silvery White