RUKO DIN 338 HSS-R valssattu spiraalipora 11,1 mm

Twist drill bit with 11.1 mm diameter, manufactured from high-speed steel (HSS-R) by roll-forging for enhanced strength and durability. Conforms to DIN 338 with a cylindrical shank and 118° point angle for general-purpose drilling in steel, cast iron, non-ferrous metals, plastics, and wood.

Advantages

Roll-forged HSS-R construction provides high toughness and resistance to wear, ensuring long tool life even under demanding conditions. The black oxide surface finish reduces friction and improves chip evacuation. Precision ground to h8 tolerance for accurate hole sizing.

Suitable for

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

Key specifications

• Drill bit type: Twist drill bit
• Standard: DIN 338
• Material: High Speed Steel (HSS-R)
• Manufacturing process: Roll-forged
• Diameter: 11.1 mm
• Shank type: Cylindrical
• Shank diameter: 11.1 mm
• Total length: 142 mm
• Working length: 94 mm
• Point angle: 118°
• Cutting direction: Right-hand cutting
• Surface finish: Black oxide
• Tolerance: h8
• Packaging quantity: 1 piece

Recommendations

Use with appropriate cutting fluid for metal drilling to extend tool life. Ensure proper speed and feed based on material hardness.