The Ruko-215044 twist drill bit is a high-precision tool designed to meet the demands of professionals in the metalworking and construction sectors. Made of high-speed steel alloyed with cobalt, this drill bit offers superior heat resistance and exceptional hardness, making it the ideal choice for drilling difficult-to-chip materials. Its design includes a tapered point grinding with a split point, conforming to DIN 1412 C, which facilitates penetration into various materials.
With a cutting angle of 130° and a spiral angle of 20-30°, this drill bit guarantees optimal performance in demanding applications. Its golden-brown surface not only provides an aesthetic finish but also contributes to its durability.
The right-hand cutting edge ensures efficient and precise operation.- Material: HSS-Co 5 (Cobalt) High-Speed Steel
- Diameter: Ø 4.4 mm
- Cutting Angle: 130º
- Spiral Angle: 20-30º
- Diameter Tolerance: h8
- Surface Finish: Golden Brown
- Cutting Edge: Right-hand
- Applications: Steel, cast steel, gray cast iron, stainless steels
- Maximum Strength: Up to 900 N/mm²
- Packaging: Translucent plastic case with red background label