490 PCS & 12 SIZES: This 490 pcs set screw assortment kit includes 12 popular sizes (1/8"-40 to 5/16"-18), covering common SAE set screws needs for daily repair and professional use. Ideal multi-size set screws kit for quick replacement and maintenance tasks. Comes with 5 hex wrenches for easy operation 12.9 ALLOY STEEL: Made of 12.9 class alloy steel, this set screw assortment kit offers superior hardness, wear resistance, and long-lasting durability compared to standard screws. These grub screws feature precise machining, smooth surface, and deep threads, ensuring strong grip and preventing stripping or slipping during installation HEX SOCKET CUP POINT: Designed with internal hex drive and cup point tips, these hex socket set screws provide strong holding power and vibration resistance. Easy to install and ensures tight, secure fastening WIDE APPLICATION: This grub screw set is widely used for door handles, bathroom fixtures, faucets, plumbing, furniture, cabinets, and machinery. Suitable for home repair, DIY projects, and industrial maintenance, making it a versatile set screws kit for multiple scenarios ORGANIZED STORAGE: All set screws are neatly packed in a durable storage box with labeled compartments, allowing quick identification of sizes. Compact and portable design makes this set screw kit easy to store, carry, and organize, improving your work efficiency This allen set screws assortment kit is made of 12.9 class alloy steel, grub screws set not only have attractive, quality appearance but also give you exceptional resistance to corrosion and heat. Allen set screws help to improve your working efficiency and save time. Small screws kit is of 490pcs, this allen set screw assortment kit is adequate for your daily repairs. The stainless steel assorted set screws contains allen set screws only, for metric set screws or metric set screws assortment kit please buy from our store. A small set screws assortment kit, solve a big trouble, you do really need a new set screw assortment kit.