RUKO HGB ručné závitníky sada M30 x 1,5 mm DIN 2181, 2-dielna, HSS-G

Cutting precise metric fine threads in tough materials demands a tap that stays sharp and accurate. The RUKO HGB hand tap set provides two high-speed steel taps for M30 x 1.5 mm threads, conforming to DIN 2181, so you can produce clean internal threads in steel, cast iron, and non-ferrous metals without premature wear.

Who is it for

Machinists, metalworkers, and maintenance technicians who need reliable hand tapping for through-holes or blind holes in general-purpose applications. The set suits workshops handling unalloyed and low-alloyed steels up to 800 N/mm², malleable cast iron, and non-ferrous metals.

Main features

• Two-piece set: pre-cutter and finish-cutter for progressive thread cutting.
• Metric fine thread M30 x 1.5 mm to DIN 2181.
• High-speed steel (HSS-G) with bright finish for durability and chip flow.
• Right-hand cutting direction, tolerance class ISO 2 (6H).
• Recommended core hole diameter: 28.5 mm.

Specifications

• Thread size: M30
• Thread pitch: 1.5 mm
• Overall length: 180 mm
• Thread length: 50 mm
• Shank diameter: 22.4 mm
• Square drive: 18 mm
• Material: HSS-G
• Standard: DIN 2181
• Cutting direction: Right-hand
• Tolerance class: ISO 2 (6H)
• Surface treatment: Bright (uncoated)

Tips

Use a suitable tapping lubricant and ensure the core hole is drilled to 28.5 mm. For blind holes, clear chips regularly to avoid tap breakage.