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√【Kindroufly Combination】: M2, M2.5, M3, M4, M5, total 5 sizes 420 pieces internal tooth star lock washers, quick speed locking washers, different sizes and enough quantities can meet your different daily needs.
√【High Quality 65Mn Steel】: Kindroufly internal tooth star lock washers are high quality 65Mn steel, which have smooth surface, oxidation resistance and wear resistance, can ensure a long time using in bad environment like high temperature, cold weather, and high humidity areas.
√【Internal Tooth Star Lock Washers Function】: Our internal tooth star lock washer exerts a spring force between the fasteners head and the substrate, which maintains the washer hard against the substrate and the bolt thread hard against the nut or substrate thread, create more friction and resistance to rotation. Sturdy and durable, easy to install.
√【Multi-functional Storage Box】: All Kindroufly 420 pieces 5 sizes internal tooth star lock washers are packed in a solid transparent storage box. We put 5 sizes lock washers in 5 grids, each size are marked with a clear label. It is very convenient for you to choose size, easy to carry and store, which can save your time and energy.
√【Widely Applications】: Kindroufly internal tooth star lock washers assortment kit are widely used for machinery equipment, industrial production of shock absorption and provide spring force, grip sturdy, create more friction and resistance. If you have any questions about our products, welcome your inquiry and we will solve the problem for you in time.

Kindroufly is a professional company of fasteners. We sell screws, bolts, nuts, washers, rivets, anchors, nails, pins, rods, bars, retaining rings, spacers, standoffs and threaded Inserts.
Internal Tooth Star Lock Washers Detailed Specifications :
- Color: Black
- Sizes: M2, M2.5, M3, M4, M5
- Material: High Quality 65Mn Steel Material
- Quantity: 420 Pieces Internal Tooth Star Lock Washers
- Washer Type: Internal Tooth Star Lock Washers, Quick Speed Locking Washers
- Features: Smooth Surface, Strong and Durable, Oxidation Resistance and Wear Resistance
Why Choose Kindroufly Internal Tooth Star Lock Washers:
1. All lock washers are made of high quality 65Mn steel, which have smooth surface, wear resistance, oxidation resistance, strong and durable, ensure long time using.
2. Come with a solid transparent storage box. 5 sizes internal tooth star lock washers in 5 grids, each size are marked with a clear label. It is very convenient for you to choose size, save your time and energy.
3. Perfect for machinery, furniture, electrical appliances, electronic equipment, cars, sports equipment and industrial production of shock absorption, different sizes and enough quantities can meet daily needs.
Kindroufly Internal Tooth Star Lock Washers Package Included :
100 pieces M2x6mm Internal Tooth Star Lock Washers