RUKO SPB-DIN338-HSS-R Reduced Shank Twist Drill Bit 25.0 mm

Drilling large holes with a standard 13 mm chuck can be a challenge, but the RUKO SPB-DIN338-HSS-R reduced shank twist drill bit solves that problem. Its 25.0 mm cutting diameter is paired with a 13 mm shank, allowing it to fit directly into common drill presses and hand drills without a special chuck.

Who is it for

This drill bit is for professionals and serious DIYers who need to bore large-diameter holes in steel, cast iron, non-ferrous metals, plastics, and wood using standard equipment.

Main features

• Ground from solid HSS-G for high durability and precise drilling
• Reduced shank (13 mm) fits standard drill chucks
• DIN 338 standard ensures consistent geometry and performance
• Right-hand cutting with 118° point angle for general-purpose use
• Bright finish for clean, accurate holes

Specifications

• Drill Bit Type: Twist Drill Bit
• Material: HSS-G (High-Speed Steel, Ground)
• Standard: DIN 338
• Diameter: 25.0 mm
• Shank Type: Reduced Shank
• Shank Diameter: 13 mm
• Total Length: 261 mm
• Working Length: 160 mm
• Point Angle: 118°
• Surface Finish: Bright / Ground
• Cutting Direction: Right-hand
• Tolerance: h8
• Manufacturing Process: Ground from solid material
• Recommended Materials: Steel, Cast Iron, Non-ferrous Metals, Plastics, Wood
• Application: General purpose drilling
• Tool Compatibility: Drill presses, Hand drills with 13mm chuck
• Packaging Quantity: 1 piece

Tips

Use cutting fluid when drilling steel to extend tool life and improve hole quality. For deeper holes, retract the bit periodically to clear chips.