M10 Serrated Flange Nuts (Pack of 25) Hex Zinc Plated Flanged Locknut for Bolts/Screws Head Spinlock Locking Stop Fastener Nut Alloy Steel Accorting to Standard DIN 6923 (21.8mm x 15mm)

EASY INSTALL – With the wide variaty of Flange nuts making them ideal for use, easy to lock, standard size, not easy to slip, more convenient and quick to use. HIGH QUALITY – The Zinc Plated hexagon locking stop nuts are made of high quality Alloy Steel which is not easy to deform. Corrosion resistant galvanized finish to ensure life-time use and durable. High-hardness levels. FLANGE NUT THAT YOU CAN DEPEND ON – Flanged hex nuts with serrated face, reducing the chance of damage to the part and making it less likely to loosen as a result of an uneven fastening surface. ADVANTAGE - Keple heavy duty Head locknut is very strong and is great for both indoor and outdoor use. The Alloy steel is superior to a regular steel and has great anti-corrosion properties. IDEAL USE – Spinlock nut is perfect for applications under vibration. Self-locking serrated flange digs into the material being fastened to help prevent loosening.