RUKO SPB-DIN338 punta elicoidale rullata 19,0 mm

Drilling large holes in tough materials demands a bit that stays sharp and cuts true. The RUKO SPB-DIN338 19.0 mm roll-forged twist drill bit answers that need with a robust HSS construction and a precise 118° point angle, making it a reliable choice for workshops and serious DIY projects.

Who is it for

This drill bit is built for metalworkers, machinists, and advanced DIYers who need to bore 19 mm holes in steel, cast iron, non-ferrous metals, plastics, and wood. It works with drill presses, hand drills, and cordless drills, offering flexibility across your tool collection.

Main features

• Roll-forged from high-speed steel (HSS) for durability and long life
• DIN 338 standard ensures consistent dimensions and performance
• 19.0 mm diameter with a 135 mm flute length for deep drilling
• 118° point angle for efficient cutting in a wide range of materials
• Bright uncoated finish reduces friction and helps clear chips
• Straight cylindrical shank fits standard drill chucks

Specifications

• Drill Bit Type: Twist Drill Bit
• Material: High-Speed Steel (HSS)
• Standard: DIN 338
• Manufacturing Process: Roll-forged
• Diameter: 19.0 mm
• Overall Length: 205 mm
• Flute Length: 135 mm
• Shank Type: Cylindrical (Straight)
• Shank Diameter: 19.0 mm
• Point Angle: 118°
• Cutting Direction: Right-hand
• Surface Finish: Bright (Uncoated)
• Tolerance: h8
• Tensile Strength Suitability: Up to 900 N/mm²

Tips

Use a cutting fluid when drilling steel to extend bit life and improve hole quality. For best results, start with a smaller pilot hole and step up to 19 mm to reduce stress on the bit and workpiece.