QUPORO™ Titanium-plated high-speed steel drill bit set (multiple sets of specifications)
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. SPECIFICATION 20PCS DRILL BIT SET (0.3-1.6MM): 0.3, 0.35, 0.4, 0.45, 0.5, 0.55, 0.6, 0.65, 0.7, 0.75, 0.8, 0.85, 0.9, 0.95, 1.0, 1.2, 1.3, 1.4, 1.5, 1.6 25PCS DRILL BIT SET (0.5-3.0M