Diamond Tipped Drill Bit 1/4” x 4” The diamond tip works with lubricant inserted in its core, creating heat that removes unwanted debris during the cutting process
Diamond Tipped Drill Bit 5/16” x 6” The diamond tip works with lubricant inserted in its core, creating heat that removes unwanted debris during the cutting process
Diamond Tipped Drill Bit 1/4” x 6” The diamond tip works with lubricant inserted in its core, creating heat that removes unwanted debris during the cutting process