Features: _x000D_1. High quality carbon steel material make sure the durability of the product. _x000D_2. Great workmanship, perfect replacement for the old or damaged one. _x000D_3. Including different standard screws and nuts, easy to operate. _x000D_4. This is a DIY kits with installation tools for quick and easy using. _x000D_5. There is a storage box which it is convenient to carry. _x000D_ _x000D_Specification: _x000D_Condition: 100% Brand new _x000D_Item Type: Screw, Nut _x000D_Material: Carbon Steel _x000D_Thread Standard: M3/M4/M5 _x000D_Package Size: Approx. 17.5 x 10.5 x 2.5cm / 6.9 x 4.1 x 1in _x000D_ _x000D_Package List: _x000D_30 x Black Carbon Steel Flat Head Hex Socket Screw M3x8 _x000D_30 x Black Carbon Steel Flat Head Hex Socket Screw M3x12 _x000D_30 x Black Carbon Steel Flat Head Hex Socket Screw M3x16 _x000D_30 x Black Carbon Steel Flat Head Hex Socket Screw M3x20 _x000D_20 x Black Carbon Steel Flat Head Hex Socket Screw M4x8 _x000D_20 x Black Carbon Steel Flat Head Hex Socket Screw M4x12 _x000D_20 x Black Carbon Steel Flat Head Hex Socket Screw M4x16 _x000D_20 x Black Carbon Steel Flat Head Hex Socket Screw M4x20 _x000D_10 x Black Carbon Steel Flat Head Hex Socket Screws M5x8 _x000D_10 x Black Carbon Steel Flat Head Hex Socket Screws M5x12 _x000D_10 x Black Carbon Steel Flat Head Hex Socket Screws M5x16 _x000D_10 x Black Carbon Steel Flat Head Hex Socket Screw M5x20 _x000D_100 x Black Carbon Steel Hex Nut M3 _x000D_80 x Black Carbon Steel Hex Nut M4 _x000D_40 x Black Carbon Steel Hex Nut M5 1High quality carbon steel material make sure the durability of the product. 2Great workmanship, perfect replacement for the old or damaged one. 3Including different standard screws and nuts, easy to operate. 4This is a DIY kits with installation tools for quick and easy using. 5There is a storage box which it is convenient to carry.