01F524 - Walter SST+ 3/8-Inch x 6-Inch Cobalt Extension Drill Bit

The Walter SST+ drill bits feature a cobalt blend that enhances drilling efficiency, allowing you to effortlessly penetrate various materials at a rapid pace. These bits boast a heavy-duty fully ground body construction that ensures long-lasting durability. Additionally, they are equipped with a special bronze SST surface treatment for enhanced performance.