RUKO SPB-DIN338-HSS-G Cross-Ground Twist Drill Bit 13.0 mm

For machinists and metalworkers drilling precise holes in steel, cast iron, and non-ferrous metals, the RUKO SPB-DIN338-HSS-G Cross-Ground Twist Drill Bit 13.0 mm delivers reliable performance in workshop and industrial settings. Its cross-ground split point and 135° point angle provide self-centering and reduced axial pressure, ensuring accurate starts without a center punch.

Key specifications

• Drill bit type: Twist drill bit
• Material: High-speed steel (HSS-G)
• Manufacturing process: Ground from solid
• Standard: DIN 338
• Diameter: 13.0 mm
• Tip type: Split point (cross-ground)
• Point angle: 135°
• Shank type: Cylindrical
• Overall length: 151 mm
• Working length (flute length): 101 mm
• Tolerance: h8
• Surface finish: Bright
• Self-centering: Yes
• Reduced axial pressure: Yes
• Recommended materials: Steel (alloyed/unalloyed), cast iron, non-ferrous metals, plastics
• Application: General purpose drilling
• Packaging: Single bit

Why choose it

The cross-ground split point eliminates walking and reduces thrust requirements, making it easier to drill accurate holes by hand or machine. The HSS-G material and bright finish provide good wear resistance for general-purpose applications.

Ideal use cases

• Drilling holes in steel plates and profiles
• Maintenance and repair work in metalworking shops
• Creating holes in cast iron components
• Drilling non-ferrous metals such as aluminum and brass
• Plastic fabrication where a clean, precise hole is needed

Good to know

The drill bit conforms to DIN 338, ensuring consistent dimensions and performance. The cylindrical shank fits standard three-jaw chucks. The bright finish provides a clean surface and moderate corrosion resistance.