HIGH GRADE MATERIAL: Our power tool accessories hexagon socket head screws, and barrel nuts are made of high-grade stainless steel with smooth edges and excellent corrosion, rust, and oxidation resistance for power tool long-term use. Expansion screws are made of elastic-plastic material, corrosion, and abrasion-resistant, long service lifeSTURDY & DURABLE: This terminal kit is made of high-quality copper core to ensure good conductivity and durability, adhesive melts when heated and the heat shrink tubing is sealed to the end of the tube. The heat-shrink crimp connectors have higher tensile strength and excellent abrasion resistance. Appropriate ratio of various types to meet commonly used type requirementsDIY-ABLE DESIGN SPACE: Our accessories are carefully stored in a durable plastic storage box to keep all the accessories organized, with separate compartments, the stopper can be removed, and you can DIY the size of the compartments according to the size of the tools, which is very easy to access. This ensures easy storage, use, and portabilityWIDELY APPLIED: The power tool accessory kit can help you hang mirrors, decorative paintings, and photo frames on various walls such as brick, concrete, drywall, and wood walls, and is also commonly used to work on machinery, RC cars, motorcycle repairs, 3D printing equipment, electronic products, DIY inventions, and other home ranges. Fits most power drill, rechargeable drill, manual wrenchWHAT YOU GET: You will receive 12 different models and types of power tool accessories to meet your different needs in daily life (White plastic expansion screws, yellow plastic expansion screws, blue plastic expansion screws, red/blue/yellow cold pressed round terminals, Phillips countersunk woodworking screws, nylon screw expansion screws and self-tapping screws, picture frame hooks, heat shrink tubes, nylon ties, hexagon socket head cap screws and barrel nuts)