4 PIECE 0.25-1.93″ 5C EXPANDING COLLET SET (3900-1606) (SKU: 3900-1606)
4 Piece 0.250-1.937″ 5C Expanding Collet Set
- Fits any standard 5-C spindle
- Concentricity is within .0005″
- Shoulder widths are within .001″
- Effective expansion up to .006″
- Heads are 1″ long
- Supplied in a wooden case
Specifications
- 4 Piece 0.250-1.937″ 5C Expanding Collet Set
- Fits any standard 5-C spindle.
- Concentricity is within .0005″.
- Shoulder widths are within .001″.
- Effective expansion up to .006″.
- Heads are 1″ long.
- Supplied in a wooden case.
- Weight: 9
- Dimensions: L 5, W 8, H 5
Benefits
- Industrial-grade tooling designed for dependable shop performance.
- Supports consistent results when applied with correct setup practices.
- A practical choice for U.S. machine shops and maintenance work.
Recommended use
- Confirm compatibility (size, interface, machine capacity) before ordering.
- Follow safe operating practices and use appropriate PPE.
- Optimize setup rigidity and process parameters for best results.
USA Warehouse Stock — Fast U.S. fulfillment.

















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