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Spiral taps

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Steve Crow	01/10/2018 13:31:15
429 forum posts 268 photos	I've been reading on this forum about he advantages of spiral taps. Looking on eBay, I see that they are available in "red ring" and "yellow ring" varietys. What's the difference? Cheers Steve
david sanderson 3	01/10/2018 13:43:02
17 forum posts 2 photos	hi Steve according to MSCs catalogue red is for high tensile materials yellow is general purpose and blue is for stainless and tool steels hope this helps
Emgee	01/10/2018 13:46:18
2610 forum posts 312 photos	This link will help understanding coloured rings. LINK Emgee
JasonB	01/10/2018 13:46:19
25215 forum posts 3105 photos 1 articles	The colour signify the material groups that the tap is specifically designed for. Yellow is general purpose, red hardened and high tensile steel. Though the YG-1 taps tend to use black for general purpose. Edited By JasonB on 01/10/2018 13:59:39
Steve Crow	01/10/2018 13:46:50
429 forum posts 268 photos	Thank you all. Steve Edited By Steve Crow on 01/10/2018 13:47:43
jimmy b	01/10/2018 14:45:26
857 forum posts 45 photos	Spiral flute are for blind holes and spiral point are for through holes. Jim

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