RUKO LOS-HSS-G42.0mm Twist Drill Bit 42.0 mm HSS-G Ground

The RUKO LOS-HSS-G42.0mm is a precision-ground twist drill bit with a 42.0 mm diameter, engineered for demanding drilling tasks in steel, cast iron, non-ferrous metals, and plastics. Its reduced shank design allows use in standard drill chucks, while the HSS-G material and ground flutes deliver clean holes and reliable chip evacuation.

Highlights

• High-speed steel (HSS-G) construction for durability and wear resistance
• Precision ground flutes for excellent chip removal and smooth drilling
• Reduced shank fits standard drill chucks, ideal for pillar drills and hand drills
• 118° point angle for accurate centering and reduced walking
• Right-hand cutting direction for standard drilling applications

In daily use

This drill bit is suited for general-purpose drilling in metal and plastic. The ground flutes minimize friction and heat buildup, extending tool life and improving hole quality. Use with appropriate cutting fluid for best results in tough materials.

Full specifications

• Material: High-Speed Steel (HSS-G)
• Drill bit type: Twist drill bit
• Diameter: 42.0 mm
• Shank type: Reduced shank
• Manufacturing process: Ground (G)
• Point angle: 118°
• Direction of cut: Right-hand cutting
• Surface finish: Bright / Uncoated
• Overall length: 220 mm
• Flute length: 130 mm
• Tolerance: h8
• Helix angle: Standard (approx. 25-30°)
• Application: Steel, cast iron, non-ferrous metals, plastics

Final note

A robust and precise tool for professionals and serious DIYers who need a large-diameter drill bit that fits standard equipment.