3 Flute 90 Degree HSS Countersinks - All Sizes - Chamfer Deburring For Metal

3 Flute design: these 90 degree high speed steel deburring tools ensure smooth chip flow, faster cutting and reduced chatter. Material: High Speed Steel HSS (. Sizes available - 6.3 8.3 10.4 12.4 16.5 20.5mm. ).

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