Feature●Metal drill set: carbide tips are more stable, harder for extra long service life and with 2 spiral U-shape for good waste removal.●Precisely drilling: self-centring drills are equipped with a 135° degree point angle with split point and penetrates with precise and stable quick with less pressure.●Longer drilling depth: longer than the normal hex drill bits on the market. Drill deep holes for your special drilling requirement (150mm length).●Application: suitable for renovation projects, brick wall, wall plates, tiles, woodworking and metal processing, plastic. Not only for the professional, but also ideal for home use.●✅ 【 Dimensions 】 5x drill bits in different diameters (4 mm, 5 mm, 6 mm, 8 mm, 10 mm), with shock-resistant packaging. The tools can be safely stored in the very robust storage box after use.Description