RUKO SPB-DIN1897-9,5mm HSS-G σπειροειδές τρυπάνι

Precision drilling in metal and plastic demands a bit that stays sharp, centers accurately, and resists wandering. The RUKO SPB-DIN1897-9.5mm twist drill bit is ground from solid HSS-G high-speed steel to a 9.5 mm diameter with a 118° point angle, delivering clean holes in steel, cast iron, non-ferrous metals, and plastics.

Who is it for

Machinists, metalworkers, and serious DIYers who need a reliable general-purpose bit for hand drills, pillar drills, or automatic machines. The h8 tolerance and bright finish ensure consistent sizing and smooth chip evacuation.

Main features

• DIN 1897 standard twist drill bit with right-hand cutting
• Ground from solid HSS-G for durability and sharpness
• 9.5 mm diameter, 80 mm total length, 47 mm working length
• Cylindrical shank fits standard drill chucks
• Increased core thickness for stability during drilling

Specifications

• Drill bit type: Twist drill bit
• Standard: DIN 1897
• Material: HSS-G (high-speed steel, ground)
• Diameter: 9.5 mm
• Total length: 80 mm
• Working length: 47 mm
• Shank type: Cylindrical
• Point angle: 118°
• Surface finish: Bright / uncoated
• Manufacturing process: Ground from solid
• Tolerance: h8
• Cutting direction: Right-hand
• Flute type: Standard spiral
• Core thickness: Increased
• Self-centering: No (requires pre-punching or pilot hole)

Tips

For precise hole placement, use a center punch or pilot drill before starting. Apply cutting fluid when drilling steel to extend bit life and improve finish.