suttontools HSS Long Series Metal Drill Bit 4mm D1100400

The suttontools HSS Long Series Metal Drill Bits deliver exceptional performance for deep-hole drilling applications where standard drill bits fall short. Engineered from high speed steel with a precision ground flute and blue finish, these bits cut cleanly through metal, wood, and plastic with reduced friction and minimal chip build-up.

At 4mm diameter, this long series bit features an extended flute length of 86mm and overall length of 146mm, ideal for reaching deeper into workpieces. The 118° standard point ensures accurate starting and versatile use across general-purpose applications in trade, workshop, and DIY environments.

Key Features

• Extended flute and overall length for drilling deeper holes than standard drill bits
• 118° standard point for accurate starting and general-purpose use
• High speed steel (HSS) construction for durability and heat resistance
• Precision ground flute for fast, efficient chip removal
• Blue finish reduces chip build-up on the cutting edge
• Suitable for metal, wood, and plastic

Specifications

• Brand: suttontools
• Diameter: 4mm
• Overall Length: 146mm
• Flute Length: 86mm
• Series: Long Series
• Material: High Speed Steel (HSS)
• Point Angle: 118°
• Finish: Blue
• SKU: D1100400