8pcs Hollow Door Anchor Expansion Nut Jack Nut With Screw Jack Fixing Nut

Description Do you want a kind of professional anchor for your hollow door? Do you want to mount things onto steel shed or shipping container? This can be your best choice. Really practical and useful just use it for your needs. Features -Color:Silver -Material:Carbon steel galvanized stainless steel -Size:2.30X1.10X1.10cm/0.90X0.43X0.43in Suitable base material: 0-5mm aluminum alloy/steel pipe iron sheet hollowed plastic board - High grade galvanized steel that resists corrosion and rust in marine environments. - Spiral thread uniform force not easy to rotate. Spreading effect firm installation and strong adaptability. - Wide range of use such as fixing license plates fixing drying racks in sun rooms installing air conditioners fixing pendants in containers and fixing various iron sheets for hanging and adjusting things. - Outstanding workmanship reasonable design stable and practical will bring you a good using experience. - Adoption of simple and convenient design this product also can be used for a long time.