Features: Two cutting edges with a drill point, drills with a chisel action. Speed: High speed steel for higher resistance to heat. Use: Ideal for drilling a wider range of materials including metal, wood and plastic. Practical: Compatible with a wide range of drills Includes: 5 x 4.5, 5.0, 5.5, 6.0, 6.5mm. 2 x 8.0, 10.0mm. 10 x 1.0, 1.5, 2.0, 2.5, 3.0, 3.5, 4.0mm. Drill set: Get a 99-piece Hss drill set. | Dekton 99-Piece Hss Drill Set | Wowcher