M3 Screw Bolt Set, 12.9 Grade Alloy Carbon Steel Cap Head Screw Set, Hex Socket Cap Head, for Home and Office Appliance, Communication Equipment(M3*12mm 50pcs)

• Easy to Tighten: Suitable for wrench use, convenient and quick tightening, improving installation efficiency and accuracy.
• Wide Application: Suitable for machinery, construction, furniture, electrical appliances and other industries, meeting the needs of screw tightening in different fields.
• Oxidation Endurance: Alloy carbon steel material has good oxidation endurance, suitable for a variety of environmental conditions, and extends the service life of the screws.
• High-strength Material: The screws are made of 12.9 grade alloy carbon steel, which has extremely high strength and toughness, ensuring the durability and reliability of the screws。
• Hexagonal Head Design: The shape of the hexagonal head provides better transmission, reduces slippage, and facilitates precise control and tightening.

Description: These screws and nuts are made of 12.9 grade alloy carbon steel, which provides strength and is commonly used when requiring higher mechanical properties. There are many length for your choice which can be commonly used in home and office appliance, machinery, furniture, repair and DIY inventions. Specifications: Material: 12.9 grade alloy carbon steel Color: Black Type: Hex socket cap head Size:(optional) M3*4mm(fully-threaded) M3*5mm(fully-threaded) M3*6mm(fully-threaded) M3*8mm(fully-threaded) M3*10mm(fully-threaded) M3*12mm(fully-threaded) M3*14mm(fully-threaded) M3*16mm(fully-threaded) M3*18mm(fully-threaded) M3*20mm(fully-threaded) M3*22mm(fully-threaded) M3*25mm(fully-threaded) M3*30mm(partially-threaded) M3*35mm(partially-threaded) M3*40mm(partially-threaded) M3*45mm(partially-threaded) M3*50mm(partially-threaded) Quantity: 24pcs, 50pcs, 100pcs(optional) Package Includes: 1 Bag x Screws Note: 1. Please allow 1-2mm error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.