The Milwaukee 48-89-9204 Jam-Free #4 Step Drill Bit is a high-quality tool designed for metal drilling. Made of durable high speed steel, this drill bit is suitable for drilling holes ranging in size from 3/16" to 7/8". With its black color and compact design, this drill bit is a versatile and reliable addition to any workshop. Built in Germany by the reputable brand Milwaukee, this step drill bit is sure to provide accurate and efficient drilling results.