★[Carbon Steel Material] Our petal nut enlargement screw is made of top of the range carbon metalmaterials, which adopts galvanized know-howto boost rust resistance. It has lengthy servicing life, can resist rust within the marine surroundings. ★[Good Load-Bearing Capacity] The jack nuts set is sturdy and sturdy, which maystand up to frequent use. The biggerenlargement head can straightforward and firmly repair on the board and has good load-bearing capability. ★[Easy and Safe to Install] The jack nut is straightforward and protectedto put in with threaded insertion design. It couldset up on the skinny or gentlepartitionswith outspecialisedinstruments or tools. It couldguarantee securely fixing in place. ★[Widely Uses] Our multifunctional petal nut enlargement screw can be utilized with variedsupplies, like plastic, iron sheet, cavity wall and extra. Product Title: Petal Nut Growth Screw Materials: Carbon Metal Coloration: Silver