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ER40 Collet 1/2"

ER25 Collet Seventeen Thirty Seconds Inch High Precision P/N C-E-1732

High Precision.

Made out of hardened alloy steel.

Ground Surfaces. Size range is 0.492 ” to 0.531″.

Call for back order status or multiple order discount.

1-714-307-2332 or send inquiries to


ER25 Spring Collet


Fractional Size: 17/32″

Collapsing Range: 0.039 +0.000 / -0.492″ (Tool Shank Size: 0.492 ” to 0.531″)

Collet Type: ER25 Spring Collet

Material: Through hardened alloy spring steel. Precision ground surfaces.

Manufacturer: Made in Italy.

Recommended Torque: For Slotted Nut: Over 1/16″: 77 ft/lbs, I.D. Under 1/16″: 70 ft/lbs

Recommended Torque: For Mini Nut: Maximum Torque: 29 ft/lbs

Run Out: Precision ground surfaces for accurate fit and low run-out. 0.0002″ T.I.R. Suitable for wood and metal working.

Maintenance: Protect from rust with rust preventative spray. Remove preventative before placing into service. Use correct concentration of coolant to prevent corrosion. Always check collets for scoring or wear. Replace if worn or damaged.

Compatibility: Can be used with all ER25 toolholders.

Dimensions: D = 26 mm     d = 5/16″     L = 35 mm

ER25 Collet


Weight .023 kg
Dimensions 3 × 3 × 4 cm