RUKO HGB-DIN2181-HSS-60°-MF-12x1.50mm machine-tap

Cutting precise M12 fine threads in tough materials requires a tap that stays sharp and accurate. The RUKO HGB-DIN2181-HSS-60°-MF-12x1.50mm machine tap solves this with cobalt-alloyed high-speed steel and a 60° flank angle for clean, reliable threads in steel, stainless steel, cast iron, and non-ferrous metals.

Who is it for

Machinists, metalworkers, and maintenance technicians who need a dependable tap for both through holes and blind holes in demanding alloys.

Main features

• Metric fine thread M12 x 1.50 mm, tolerance class ISO 2 (6H)
• HSS-E (cobalt high-speed steel) for high wear resistance
• DIN 2181 standard dimensions, right-hand cut
• 4 flutes for efficient chip evacuation
• Bright finish for corrosion resistance and clean threads

Specifications

• Tool type: Machine tap
• Thread standard: Metric fine (MF)
• Thread size: M12
• Pitch: 1.50 mm
• Flank angle: 60°
• Cutting direction: Right-hand
• Number of flutes: 4
• Overall length (L1): 100 mm
• Thread length (L2): 25 mm
• Shank diameter (d1): 9.0 mm
• Square drive (k): 7.0 mm
• Recommended core hole diameter: 10.5 mm
• Application: Through holes and blind holes
• Suitable for materials: Steel, stainless steel, cast iron, non-ferrous metals

Tips

Use a suitable cutting fluid to extend tool life and improve thread finish. For blind holes, ensure adequate chip removal to prevent tap breakage.