Precise ER-16 3/16″ Coolant Spring Collet, Range .16 to .20″ – 3900-5568

• Designed for use with cylindrical shank tools, not flats.
• Cutting tool should be inserted the full length of the collet. If these conditions are not met, coolant leakage may result.
• Runout is <= .0005".
• Meets DIN 6499B.
• Major diameter is .670″.
• Overall length is 1.052″.

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