Description: M3CH7 hex socket flat head screws, totally 120pcs. Carbon steel material, extremely high hardness, exquisite workmanship. With 6 different lengths of screws, diversified and useful assortment.     Specification: Model: M3CH7;  Screw Drive Type: Hex Socket;  Screw Head Type: Flat Head (Countersunk Head);  Material: Carbon Steel;  Color: Black;  Box Size (L*W*D): 13x6.5x2.2cm;     Features: - 120pcs M3 hex socket flat head screws.  - Black appearance, dark color will fit well in different occasions.  - With 6, 8, 10, 12, 16, 20mm lengths, 20pcs for each length, completely diversified assortment, meet your different application.  - Flat head design is mostly used on products where a flush fit is required on the surface, such as door hinges, timber joinery or into steel applications.  - Made of carbon steel, extremely high hardness, makes them good at resisting abrasion and retaining shape. They can withstand significant force before deforming.  - Comes with a delicate plastic organizer box for storage, also suitable for collecting your small accessories.     Package Included: Type Length Quantity;  M3 Screw 6mm 20;  M3 Screw 8mm 20;  M3 Screw 10mm 20;  M3 Screw 12mm 20;  M3 Screw 16mm 20;  M3 Screw 20mm 20;  Total Quantity: 120.