Stark USA 31652 17pc Jumbo Silver & deming Industrial Cobaltdrill bit set 1/2

These versatile 17pcs Silver and Deming drill bits can be used on almost any drill or drill press with a 1/2 in. or larger drill chuck. This bit set is precision ground and features a black industrial finish for added durability. The drill bits come in a fitted wooden storage box to keep them organized and ready to access for any project. Feature: Prefect Capability & Durability - Premium high-speed steel construction for proven capability & durability to drill holes in plastic, aluminum, copper, stainless steel and many other types of materials High-Speed Steel Material - Bits are made from high quality high speed steel to ensure long lasting durability through many uses Fast and Efficient Drilling - The 135 degree split point tip and twist design helps with cutting speed while providing easy self centering without walking. The twist design also allows chips and particles to quickly clear out Tri-Flat Shank Secure Hold - Each bit is equipped with a 1/2" try flat shank