Specification:Size: M4
Material: 304 Stainless Steel
Color: Silver
Standard: DIN980
Features:â—� 304 stainless steel has high strength and hardness ratings and resists corrosion in mild environments.
â—� It uses a stamped steel insert which acts as a locking mechanism by deforming over the threads of the bolt.
â—� Lock nuts are used for fastening to a bolt when mechanically joining materials together, prevent backing off or loosening from vibration.
Package Included:50 x M4 Steel Lock Nuts
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