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ERC Sealed Collets

Material: High quality spring steel 65Mn

Hardness: HRC44-48

Accuracy: 0.015mm

Type: ER16C ER20C ER25C ER32C ER40C

Brand: HT-TOOLS

Package: Plastic box paper box

Mini order quantity: 10pcs

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Product Details

ERC Sealed Collets

Order No.	D	L	d
ER16C-d	16.74	27.5	2-10
ER20C-d	20.74	31.5	2-13
ER25C-d	25.74	34	2-16
ER32C-d	32.74	40	2-20
ER40C-d	40.74	46	3-26

FAQ

Q1: What the ERC collet used for?

A1: ERC collet is DIN6499B standard spring clamping component, widely used in CNC milling, lathe, engraving machine. It clamps cutting tools for high‑precision machining.

Q2: What is the monthly production volume of the collet?

A2: 15,000 - 20,000 pieces

Q3: What material, hardness and accuracy?
A3: Material: SUJ2 .Accuracy: 0.005 mm / 0.008 mm / 0.015 mm TIR for selection.

Q4: What equipment is it compatible with?
A4: Complies with DIN6499B standard. Fits all standard ER tool holders, applicable for CNC machine, milling machine, engraving machine.

Q5: Do you support OEM & custom service?
A5: Yes. We support OEM, custom non‑standard size, laser logo, special package. Samples are available.

Q6: How can I get quotation?
A6: Send us your required model, quantity and special requirements for quotation.

Q7: What is your quality control process?
A7: Strictly controlled on heat treatment, precision grinding. Each piece inspected with testing equipment, inspection report can be provided upon request.

Q8: Any tips for proper selection?
A8: Select collet size close to tool shank diameter. Do not use at extreme clamping limit to guarantee accuracy and service life.

Q9: MOQ & lead‑time?

A9: Standard items: no strict MOQ, 3‑7 working days. Custom/OEM: MOQ 100pcs, 15‑25 working days.

Q10: Warranty terms?

A10: Manufacturing defects support replacement within 6 months. Damage from crash, misuse or normal wear is not covered.

Catalog is available for download.

https://www.httools.com/data/upload/main/20260730/6a6ab0277d331.pdf

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