- EC collet
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It is made of high-grade steel and is precisely ground after heat treatment.
Specifications for drills, wire taps and milling cutters
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EC4 : 0.6ø~4.2ø □T3~□T4 H3~4ø
EC5 : 0.6ø~5.5ø □T3~□T5 H3~5ø
EC6 : 1.0ø~7.0ø □T3~□T6.3 H3~6ø
EC9 : 1.0ø~10.0ø □T3~□T9.5 H3~10ø
EC12 : 1.0ø~12.7ø □T3~□T12.5 H3~12ø