Tlily - 21 Pcs Center Drill Bits Set 60-Degree Angle Center Drill Bits Kit Countersink Tools for Lathe Metalworking

General description The 21 Pcs Center Drill Bits Set is designed for precision drilling with a 60-degree angle, making it ideal for creating accurate center holes, countersunk holes, or starting holes in metalworking applications. This comprehensive kit includes a variety of sizes to cater to different drilling needs. Technical specifications Number of pieces: 21 Sizes: 1.0, 1.5, 2.0, 2.5, 3.0, 4.0, 5.0 mm Material: High-quality steel Color: Silver Hardness range: 170HB to 200HB Measurement allowed error: +/- 1-3 cm Compatibility and accessories Compatible with lathes and most electronic drills Usage Suitable for drilling hard materials such as steel, iron, aluminum, carbon steel, and brass Other information Package Contents: 21 x center drills Note: Light reflection and different displays may cause the color of the item to differ slightly from the actual product.