The Makita SDS+ Masonry Drill Bits Set includes 5 high-quality drill bits designed for drilling into concrete, brick, and tungsten hammers. Made of durable metal and with a diameter range of 5 to 8cm, these drill bits are suitable for use with SDS drills . Manufactured in Japan by the reputable brand Makita, the set is compact and easy to handle, making it ideal for DIY projects and workshop use.