OywhC 50Pcs Masonry Concrete Screws 4.8mm x 45mm with Screwdriver & Drill Bit, Special Blue Coating, Flat Countersunk Head, Conical Diamond Tip, High-Low Threads, for Masonry/Concrete/Brick/Block

Description

• 【Set Specifications】The set includes 50 concrete screws (4.8mm x 45mm), plus 1 screwdriver bit and 1 drill bit for efficient installation. It meets most light-duty fixing needs without extra tool purchases.
• 【High-Quality Material】Our concrete screws are made of high-quality medium carbon steel, with excellent material strength. The surface has a special blue coating, which enhances corrosion resistance, ensures long durability, and prevents rust effectively.
• 【Practical Design】The screws have a flat countersunk head and conical diamond tip (speeds up drilling, penetrates concrete slabs well). With high-low threads: high threads cut masonry fast, low threads offer stability, forming removable fastening.
• 【Easy Installation】 No expansion tubes needed—you can install directly into substrates. The set comes with necessary bits, simplifying steps and making installation easy even for beginners.
• 【Versatile Application】Ideal for securing fixtures (e.g., wall hangers, small brackets) to masonry, concrete, brick, and block surfaces, suitable for home DIY, minor decoration, and equipment fixing.