HARFINGTON 20pcs Wire Threaded Inserts 1/4-20 UNC 2D 12.7mm 304 Stainless Steel Helical Coiled Wire Thread Sleeve

Size - Thread size: 1/4-20 UNC; effective length (after Installation: 2D = 12. 7mm / 0. 5"; free state length: 11mm / 0. 43"; free state outer diameter: 7. 9mm / 0. 31"; type: helical; surface treatment: white washing. , Material - 304 stainless steel has good corrosion resistance, rust prevention, high hardness, and excellent oxidation resistance. It is austenitic stainless steel, which is non-magnetic or slightly magnetic. , Features - Designed with a certain of elastic, and provides an even load. Wire thread inserts have self-tapping capability without pre-tapping the base metal. Large contact surface with finished products, strong tensile force. Strong resistance to vibration, no deformation. , Applications - Mainly used for various low-strength metal and non-metal materials, such as aluminum, magnesium, cast iron, plastic, rubber, MDF, ceramics, fiberglass, wood. Improve the strength and wear resistance of threaded connections, prevent thread loosening and slippage, Note - When the installation amount is small, take the corresponding boltsnuts, fix the thread insert on the screw and fix it with the same type of nut to make the three in one. Use a wrench to screw the threaded insert into the bottom hole and remove the screw.