Muti-Purpose:Plastic Bolt Dome Caps Cover prevents screws and nuts from rusting in humid environments, prevents products from aging and cracking in open-air exposure environments, extends service life, and also prevents accidental collisions and scratches with insulating, non-leakage properties.
VERSATILE USE: These cup nuts are ideal for use as nut protection caps for furniture, automobiles, etc., and are an excellent choice for protecting fasteners on bolts and nuts.
Material:Plastic higher dome bolt nut protection caps cover made of plastic,Does not easy to break,It has good insulation,strong corrosion resistance,high temperature resistance.can be used for long time.
Product Includes:You will get 50pcs protection caps cover for hexagon screws,bolts for M12 in 18*40mm.
After-sales service:If you have any questions after receiving the product,please feel free to contact us. We will try our best to solve your problem.