3/8 in Drive Hex Socket Bit Metric 4 mm Tip, 2 23/32 in L

Product details about the PROTO - J4990-4M Bit Socket.
Bit sockets are specialized tools designed to work with various types of screw heads and bolts, offering a secure grip and precise application. They come in a range of sizes and shapes, allowing compatibility with different fastener types and making them indispensable for mechanics and industry professionals tackling diverse projects. With their durability and versatility, bit sockets are essential additions to any toolkit for efficient and accurate fastening tasks.
The PROTO - J4990-4M Bit Socket is a standard hex bit socket with a 4mm size, designed for metric measurements. The insert length measures at 1 5/8 in and the overall length of the product is 2 23/32 in. This socket bit features a drive size of 3/8 in, making it suitable for various general applications that require this specific sizing.
This socket bit is crafted from alloy steel, providing durability and longevity to withstand regular use. It has a chrome finish which adds an extra layer of protection against corrosion and wear over time. The tip style of this tool is hex, matching its bit style, which allows for efficient coupling with corresponding hardware.
The PROTO - J4990-4M Bit Socket adheres to SAE AS4984A standards but does not come with an impact rating or insulation. Also noteworthy is that it does not have replaceable inserts nor any points on its design structure. As such, it's built to be straightforward and reliable for tasks requiring a standard hex bit socket type.