RUKO SPB-TX-DIN338-HSS-TiN-Ø9,0mm σπειροειδές τρυπάνι

Drilling precise holes in tough materials demands a bit that stays sharp and resists wear. The RUKO SPB-TX-DIN338-HSS-TiN-Ø9.0mm twist drill bit solves this by combining high-speed steel with a titanium nitride coating, delivering clean cuts in steel, cast iron, and non-ferrous metals.

Who is it for

Metalworkers, machinists, and serious DIYers who need a reliable, long-lasting drill bit for alloyed and unalloyed steel up to 900 N/mm², as well as plastics and wood.

Main features

• High-speed steel (HSS) body with TiN coating for reduced friction and increased hardness.
• DIN 338 standard dimensions: 125 mm overall length, 81 mm flute length.
• Precision ground flutes and 118° point angle for accurate centering and smooth chip removal.
• Cylindrical shank with h8 tolerance fits standard drill chucks.
• Right-hand cutting direction for conventional drilling.

Specifications

• Material: High-Speed Steel (HSS)
• Coating: Titanium Nitride (TiN)
• Standard: DIN 338
• Drill Type: Twist Drill Bit (Jobber Drill)
• Diameter: 9.0 mm
• Shank Type: Cylindrical (Straight Shank)
• Shank Diameter: 9.0 mm
• Overall Length: 125 mm
• Working Length (Flute Length): 81 mm
• Point Angle: 118°
• Cutting Direction: Right-hand cutting
• Tolerance: h8
• Manufacturing Process: Fully Ground
• Application: Drilling in alloyed and unalloyed steel, cast iron, non-ferrous metals, plastics, wood
• Recommended Material Hardness: Up to 900 N/mm²
• Colour: Gold
• Flute Type: Standard Helix Angle
• Core Thickness: Standard
• Web Taper: Standard
• Packaging Quantity: 1 piece

Tips

Use a cutting fluid or lubricant when drilling steel to extend bit life. For best results, start with a center punch to prevent walking, and apply steady, moderate pressure at low to medium speed.