200Pcs M3 Set Screw, Carbon Steel Socket Cup Screw Kit, 8 Common Sizes Headless Hex Socket Screws Set for Fastening and Connecting Objects, Black Flat End

Description: A set screw is a type of screw generally used to secure an object within or against another object without using a nut. The most common examples are securing a pulley or gear to a shaft. Set screws are fully threaded and has no head projecting past the major diameter of the screw thread. These set screws are driven with an internal wrenching hex socket drive.Features: These set screws are made from 12.9 grade carbon steel for high hardness.They are multipurpose hex socket head set screws that you can simple drive with a hex key.There are 8 common sizes and you can concentrate on your project without worrying about not having the correct screws.Specifications: Material: 12.9 grade carbon steelColor: Black Size and Quantity: M3x3mm 25pcs M3x4mm 25pcs M3x5mm 25pcs M3x6mm 25pcs M3x8mm 25pcs M3x10mm 25pcs M3x12mm 25pcs M3x14mm 25pcsPackage Includes: 200pcs x Screws

• Specification: Screw socket cup point set is a total of 200pcs screws, including M3 x 3mm, M3 x 4mm, M3 x 5mm, M3 x 6mm, M3 x 8mm, M3 x 10mm, M3 x 12mm, and M3 x 14mm. The 8 sizes of M3 headless screws are each 25pcs, which can meet most needs
• Carbon Steel: Common hex socket screws set assortment is made of 12.9 grade carbon steel and can withstand high loads. Headless hex socket set screw has good hardness, which is strong and not easily deformed or broken in various applications
• Dense Layer: After special treatment, the external of the socket cup screw forms a dense black film layer, which can stably cope with some outdoor situations. Headless screw can maintain good performance even when exposed to damp places
• Easy to Use: M3 set screw has an internal hexagonal head design, which can be quickly tightened with just an internal hexagonal wrench. M3 headless screws cup head can prevent slipping and easily screw in vertically(Set does not include wrench)
• Practicality: M3 set screw kit is practical, you can use it for a long time without frequent purchases. The multiple sizes headless screw is suitable for DIY enthusiasts and maintenance workers, making it easy to obtain right screws