kwb 159120 Metal Twist Drill Bit 12 mm DIN 338 HSS-R Rolled

With a 12 mm diameter and a 151 mm total length, this DIN 338 twist drill bit is built for demanding drilling in steel, cast iron, and non-ferrous metals. The rolled HSS-R construction delivers a robust cutting edge that holds up in tough materials.

Overview

The kwb 159120 is a single metal twist drill bit manufactured to DIN 338 standards. It features a cylindrical shank, a 118° point angle, and right-hand cutting direction, making it compatible with standard drill chucks. The black oxide finish enhances durability and chip evacuation.

What stands out

• Precision-ground 12 mm diameter with h8 tolerance for accurate holes.
• Rolled HSS-R steel provides a balance of hardness and toughness.
• 118° point angle is ideal for general-purpose metal drilling.
• Black oxide surface reduces friction and resists corrosion.

Technical details

• Type: Twist drill bit
• Material: High-speed steel (HSS-R), rolled
• Standard: DIN 338
• Diameter: 12 mm
• Total length: 151 mm
• Flute length: 101 mm
• Shank: Cylindrical
• Point angle: 118°
• Cutting direction: Right-hand
• Surface finish: Black oxide
• Application: Steel, cast iron, non-ferrous metals, plastics, wood
• Quantity: 1 piece

Our verdict

A reliable DIN 338 twist drill bit for professionals and serious DIYers who need clean, accurate holes in metal. The rolled HSS-R construction and black oxide finish ensure long service life and consistent performance.