Precise BT-40 Metric Collet Chuck Sets

• High precision collet chuck system suitable for all milling and drilling applications.
• Unique self-releasing system.
• Wide holding range.
• With fitted case.
• Accuracy to .0004", G6.3,15,000RPM.

10 Piece ER-25 Set Includes:

• 8 Collets: 4, 5, 6, 8, 10, 12, 14, 16mm
• 1-Collet Chuck
• 1 Wrench

10 Piece ER-32 Set Includes:

• 8 Collets: 4, 5, 6, 8, 10, 12, 16, 20mm
• 1-Collet Chuck
• 1 Wrench