Full range of sizes, faster drilling to meet your diverse needs and improve efficiency.
FEATURES
[PREMIUM QUALITY]: These drill bits are made from premium quality titanium-coated high-speed steel (HSS), high hardness, strong and durable.
[DRILL FASTER]: These bits will stay sharper, last longer, and can drill at higher speeds than uncoated and oxide-coated drill bits.
[LESS DEBRIS]: Double U shape flutes design is easy to clear chips and reduce splashing debris.
[STRONG PRACTICABILITY]: 20pcs/25pcs/99pcs/150pcs drill bit set featuring a variety of sizes that can meet all your drilling needs. Suitable for hand drills, lithium electric drills, and electric grinders.
[WIDE APPLICATION]: Ideal for drilling hardwood, plastic, PVC, jade, walnut, circuit board, aluminum board, metal sheet, and so on.