1. Using high-speed steel 4241 material, high hardness and strong wear resistance 2. The head is made of titanium-plated coating process, which is resistant to corrosion and rust 3. Scope of application: wood, plastic, soft metal, etc. 4. Material: high carbon steel 5. Applicable machines: hand drill, lithium drill 6. Box size: about 36x25x5 cm 7. Weight: about 3600g/set
packing list: - 1mm drill bit x10 - 1.5mm drill x10 - 2mm drill bit x10 - 2.5mm drill x10 - 3mm drill bit x10 - 3.5mm drill x10 - 4mm drill bit x10 - 4.5mm drill x10 - 5mm drill bit x10 - 5.5mm drill x10 - 6mm drill bit x10 - 6.5mm drill x10 - 7mm drill bit x10 - 7.5mm drill bit x10 - 8mm drill bit x10 - 8.5mm drill x5 - 9mm drill bit x5 - 9.5mm drill bit x5 - 10mm drill bit x5