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RUKO 272040 HSS Machine Tap with Interrupted Threads, M DIN 371, Ground, M4-0.7 mm Thread Size, 63 mm Length, 13 mm Thread Length, 4.5 mm Shank Diameter,: Amazon.com: Industrial & Scientific
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RUKO 245064 HSSE-Co 5 VAP Machine Tap Set with Steel Case, DIN 371/376 Type C, M3-M12 Thread Size, 7 Piece: Amazon.com: Tools & Home Improvement
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Spiral flute machine tap - Type C - RUKO GmbH Präzisionswerkzeuge - HSS-E / high-speed steel / cobalt
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