1000pcs Metric + SAE Set Screw Assortment Kit, Allen Head Socket Hex Grub Screws, Alloy Steel Internal Hex Drive Cup-Point Screws Set(M3-M8, 1/8"-40 to 5/16"-18), for Door Knobs, Faucets, Plumbing

Product Name: Metric + SAE Set Screw Assortment KitColor: BlackMaterial: Alloy SteelPackage List:1000 pcs Allen Head Socket Hex Grub Screws

• Allen + Cup Point Design for Secure & Durable Installations: Featuring a cup-shaped point that indents into contact materials, these allen head socket hex grub screws are ideal for permanent or semi-permanent installations on soft or hard surfaces. Professionally milled or ground to reduce slippage, they boost load capacity, torque resistance, and transmission, withstanding heavy torque applications when installed correctly
• Comprehensive Metric + SAE Sizing for Versatile Use: This set screw assortment kit includes conventional 12 SAE and 12 metric sizes, covering metric options (M3, M4, M5, M6, M8) and SAE standards (1/8, 5/32, 3/16, 1/4, 5/16). It also comes with 10 hex wrenches (for both metric and SAE), providing a complete solution to meet diverse engineering, repair, and DIY needs
• High-Quality Alloy Steel for Corrosion Resistance & Longevity: Crafted from durable alloy steel with a black finish, these set screws offer superior corrosion and rust resistance, suitable for both indoor and outdoor use—even in harsh environments. The case-hardened construction increases product hardness and service life, ensuring reliable performance for long-term applications
• 1000-Piece Quantity with Organized Storage for Easy Access: This kit contains 1000 pcs of allen head socket hex grub screws, packed in 2 sturdy, partitioned storage boxes with clear size labels on outer lids(One box of metric, one box of SAE). Each size has a separate compartment, making it easy to organize, access, and carry the screws for on-site repairs, product design, or mechanical assembly projects
• Wide Application Range for Professionals & DIY Enthusiasts: These set screws are widely used in engineering, product design, and repair applications to lock moving parts in place—such as affixing spindle cams, handles, gears, and pulleys to shafts, or fixing components to baseplates. They are also ideal for faucet repair, door knob installation, and precision machinery maintenance, suiting professionals and hobbyists alike