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ER40 Collet 1/2"

ER20 Collet 3/64 Inch P/N C-D-364

Made in Italy. High Precision.

Made out of hardened alloy steel.

Ground Surfaces. Size range is 0.0319 to 0.0469″.

Call for back order status or multiple order discount.

1-714-307-2332 or send inquiries to


ER20 Spring Collet


Size: 3/64″

Collapsing Range: 0.0469 +0.000 / -0.015″ (Tool Shank Size: 0.0319 to 0.0469″)

Collet Type: ER20 Spring Collet

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

Manufacturer: Made  in Italy.

Recommended Torque Tools Under 2mm: 24 ft/lbs for Slotted Nut

Recommended Torque Tools Over 2mm: 59 ft/lbs for Slotted Nut

Run Out: Precision ground surfaces for accurate fit and low run-out. 0.0003″ 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 ER20 toolholders. Equivalent to IMS part number IER20-3/64

Dimensions: D = 0.81″ (21 mm)     d = 3/64

.”     L = 1.24″ (31.5 mm)

ER20 Collet

Weight .023 lbs
Dimensions 3 × 3 × 4 in