RUKO LOS-HSS-G 28,0 mm špirálový vrták brúsený HSS-G DIN 338

Twist drill bit with a 28.0 mm diameter, ground from high-speed steel (HSS-G) for reliable drilling in a wide range of materials. The bright, uncoated surface and 118° point angle ensure clean cutting performance in steel, cast iron, non-ferrous metals, plastics, and wood.

Advantages

Ground flute geometry provides accurate hole positioning and smooth chip evacuation. The cylindrical shank fits standard three-jaw drill chucks, making it compatible with corded drills, cordless drills, and drill presses.

Suitable for

• Steel up to 800 N/mm² tensile strength
• Cast iron
• Non-ferrous metals
• Plastics
• Wood

Key specifications

• Diameter: 28.0 mm
• Total length: 250 mm
• Working length: 160 mm
• Material: High-speed steel (HSS-G)
• Manufacturing process: Ground
• Standard: DIN 338
• Shank type: Cylindrical
• Point angle: 118°
• Cutting direction: Right-hand cutting
• Tolerance: h8

Recommendations

Use with appropriate cutting fluid when drilling steel to extend tool life. For best results, pre-drill with a smaller diameter bit when working with hard materials.