The Auto Shut Off Screw Driver is a versatile tool for grinding and sanding that is perfect for both professional and personal use. It has a high air consumption for maximum power and is designed with a drive size of 1/4 inch for easy compatibility with a wide range of accessories. The screw driver is made of a durable combination of stainless steel and PVC, ensuring long-lasting use without any rust or corrosion. Additionally, this screw driver is available in a variety of colors to suit your preferences and needs.