Step Drills, 6-Piece Titanium HSS Step Drill Bit Set with Center Taper and Storage Boxes

EXQUISITE BOXES: This step drill bit set comes in exquisite boxes for easy transport and storage. SIX DIFFERENT TYPES: There are six different types of drill bits to meet the needs of various tasks in step drilling (1/4 - 1 and 3/8, 3/16 - 7/8, 1/4 - 3/4, 1/8 - 1/2, 3/16 - 1/2). GOOD WEAR RESISTANCE: The drill bits are made of high-quality high-speed steel and their surface is treated with titanium plating, which provides high hardness, good wear resistance, and a long service life. APPLICATION: The step drill bit can be used to drill large holes simultaneously without changing the bit. EXCELLENT WORKING CONDITION: The drill bits are manufactured with precision machinery and feature excellent workmanship.