RUKO SPB-DIN1897-HSSCo-6,3mm Broca helicoidal curta

Stub drill bit with 6.3 mm diameter, made of high-speed steel with 5% cobalt for high heat resistance and durability. Ideal for drilling alloyed and unalloyed steels, stainless steel, cast iron, non-ferrous metals, and plastics up to 1100 N/mm².

Advantages

Ground from solid with a split point for precise centering and reduced thrust. Bright finish and cylindrical shank ensure reliable clamping in hand drills, pillar drills, and machining centers.

Suitable for

• Alloyed and unalloyed steels
• Stainless steel
• Cast iron
• Non-ferrous metals
• Plastics

Key specifications

• Standard: DIN 1897
• Material: HSS-Co (5% cobalt)
• Diameter: 6.3 mm
• Point angle: 130°
• Total length: 66 mm
• Flute length: 33 mm
• Shank: Cylindrical
• Tolerance: h8
• Direction of cut: Right-hand

Recommendations

For best results, use appropriate cutting speed and coolant when drilling hard materials.