[PACKAGE CONTENT] 20 pcs x Nylon Insert Lock Nuts.
[HIGH QUALITY STAINLESS] Nylon Insert Hex Lock Nuts made of 304(18-8)stainless steel, firm and corrosion resistant, with nylon inserts inside, the locknut greatly reduces loosening under vibration and torque.
[Application] Great for replacing broken or missing nuts. Widely used for repairing furniture or household appliances, automobile, industries, workshops, engineering machinery, ship, DIY, handicrafts, etc.
[SIZE] 0.658"-0.669" (16.73mm-17mm) width across flat, 0.379"-0.394" (9.64mm-10mm) height.