RUKO SPB-DIN338 11,3 mm gewalst-gefreesde HSS-spiraalboor

Precision-ground from high-speed steel with a 118° point angle, this 11.3 mm twist drill bit delivers clean, accurate holes in steel up to 800 N/mm² tensile strength.

Overview

The RUKO SPB-DIN338 is a roll-forged twist drill bit manufactured to DIN 338 standards. Its cylindrical shank and right-hand cutting geometry ensure reliable performance in general-purpose drilling across steel, cast iron, non-ferrous metals, and plastics.

What stands out

• Roll-forged HSS-R construction for durability
• Black oxide finish reduces friction and improves chip flow
• h8 tolerance for precise hole sizing
• 142 mm total length with 101 mm flute length

Technical details

• Drill bit type: Twist drill bit
• Material: High-speed steel (HSS-R)
• Manufacturing process: Roll-forged
• Standard: DIN 338
• Diameter: 11.3 mm
• Point angle: 118°
• Shank type: Cylindrical
• Shank diameter: 11.3 mm
• Total length: 142 mm
• Flute length: 101 mm
• Cutting direction: Right-hand cutting
• Surface finish: Black oxide
• Tolerance: h8
• Recommended materials: Steel, cast iron, non-ferrous metals, plastics
• Max material tensile strength: 800 N/mm²

Our verdict

A dependable general-purpose drill bit for workshop and industrial use, offering consistent performance across common materials.