RUKO HGB-DIN352-HSS-55° Metric Fine Thread Finishing Tap M10 x 1.5 mm DIN 352 HSS Bright

The RUKO HGB-DIN352-HSS-55° is a precision metric fine thread finishing tap engineered for clean, accurate threads in through and blind holes. Unlike general-purpose taps, this DIN 352 Form C tap features a 55° chamfer angle, making it ideal for finishing operations where thread quality and dimensional accuracy are critical.

Highlights

• Metric ISO thread M10 x 1.5 mm to DIN 352 standard
• High-speed steel (HSS) construction for durability and cutting performance
• Form C chamfer (finishing tap) with 55° lead angle for precise thread finishing
• Right-hand cutting direction, 3 flutes for efficient chip evacuation
• Bright (uncoated) surface suitable for a wide range of materials

In daily use

This tap is suitable for unalloyed and low-alloyed steels up to 900 N/mm², malleable cast iron, and non-ferrous metals. The 3-flute design provides good chip clearance, while the 7.0 mm shank diameter and 5.5 mm square drive ensure secure holding in tap wrenches or machine holders. The core hole diameter for this tap is 8.5 mm.

Full specifications

• Thread type: Metric ISO thread
• Thread size: M10
• Thread pitch: 1.5 mm
• Standard: DIN 352
• Material: HSS (High-Speed Steel)
• Tolerance class: ISO 2 (6H)
• Chamfer form: Form C (Finishing Tap)
• Cutting direction: Right-hand
• Overall length (l1): 70 mm
• Thread length (l2): 24 mm
• Shank diameter (d1): 7.0 mm
• Square drive (k): 5.5 mm
• Core hole diameter: 8.5 mm
• Number of flutes: 3
• Surface treatment: Bright (Uncoated)
• Application: General purpose for through and blind holes
• Recommended material: Unalloyed and low-alloyed steels up to 900 N/mm², malleable cast iron, non-ferrous metals

Final note

RUKO's HGB series taps are known for their consistent quality and precision, making them a reliable choice for professional machining and maintenance tasks.