40 PCS Mini Micro Drills Bit Set 0.3-1.6mm Small Drill Bits for Drill, Jewelry Drills Bits Hss Tiny Bit Small Shank Full-Ground Twist High Speed Steel Boards Tiny DIY Kit Rotary Hand Tools

Product Name:Micro Mini Drill BitMaterial: SteelProduct Size: 4.96*2.48inPackage List: 2Pcs Jewelry Drill Bits

• Superior Material: This mini drill bit set is made of steel, which undergoes an alloying process to provide sufficient hardness and maintain its sharpness over long-term use, resisting wear
• Multiple Sizes: The mini twist drill set is available in 20 different sizes, including: 0.3mm, 0.35mm, 0.4mm, 0.45mm, 0.5mm, 0.55mm, 0.6mm, 0.65mm, 0.7mm, 0.75mm, 0.8mm, 0.85mm, 0.9mm, 0.95mm, 1.0mm, 1.2mm, 1.3mm, 1.4mm, 1.5mm, and 1.6mm. You can choose freely according to your needs
• Unbreakable: This steel drill bit has high hardness, suitable for high-speed drilling. While maintaining high hardness, it also has good toughness, making it less prone to breakage during drilling
• Versatile Uses: This small hand drill is suitable for precision crafts, jewelry DIY, home repair, electronic component repair, and other tasks. Suitable for drilling various materials, including hardwood, carbon steel, alloy steel, and other common metals
• The kit includes: 2 boxes of 20 mini drill bits each, for a total of 40 mini drill bits. Sufficient quantity to meet diverse needs, allowing you to easily perform home repairs yourself