Brand new and high quality.
Type: M4 Jack Nut
Material: Carbon Steel
Color: Silver
Size: As Picture Show
Feature:
Product: The nuts on these screws are special expanded nuts that blow up when tightened, increasing the range of fixing.For use as fixing screws for thin plates.
Material: These Jackscrews are made from high quality Q235 carbon steel. The surface is galvanised. The carbon steel material has great hardness and toughness, making it an excellent fixing material.
Easy to use: Just like using ordinary screws and nuts that, thread the screw into the part to be fixed, then install the nut and twist the nut inside the screw. As you rotate, the nut will gradually open and will increase the range of fixing.
Safe Fixing Tool: Using hand or pneumatic tools can be quickly fitted to items of these materials and they will not twist or distort these timbers and thin iron sheets.
Wide Applications: These expanding screw sets are ideal for mounting thin items. Install items such as car signs, billboards, ceilings, tin and laminate.

Package Included: 1/50Pcs M4 Jack Nuts

Note:
Due to the light and screen setting difference, the item's color may be slightly different from the pictures.
Please allow slight dimension difference due to different manual measurement.