Ingco Akdb9190 19-piece Hss Twist Drill Bits Set.

Type: High-Speed Steel (HSS) Twist Drill Bits. Quantity: 19 pieces. Model Number: AKDB9190. Purpose: Designed for drilling into various materials, primarily metal and steel, but can also be used for wood and some plastics. Features: HSS construction provides durability and heat resistance, making them suitable for high-speed drilling operations. Sizes: The set includes a range of sizes, specifically: 1mm, 1.5mm, 2mm, 2.5mm, 3mm, 3.5mm, 4mm, 4.5mm, 5mm, 5.5mm, 6mm, 6.5mm, 7mm, 7.5mm, 8mm, 8.5mm, 9mm, 9.5mm, and 10mm. Standard: Conforms to DIN 338 standard, indicating specific dimensions and tolerances for twist drill bits.