Home - Products-Collet Series-ER Milling Chuck Set CNC Machine Tool Holder Accessories ER Collet ER08 ER11 ER16 ER25 ER32 ER40 Milling Collet set

ER Milling Chuck Set CNC Machine Tool Holder Accessories ER Collet ER08 ER11 ER16 ER25 ER32 ER40 Milling Collet set

1. A set included: 1 collet chuck, 1 clamping nut, full set of collets and 1 spanner.

2. Packed in a wooden socket or alum box.

3. We can assemble the set as per customer's requirements.

1. Please notify the thread of collet chuck draw bar and the specification of collets(metric or inch).

2. Please notify the length of straight shank and dia.

3. We are glad to supply collets and chucks with different shank and quantities according to your requirement.

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Product Details

Order No	Hole Size		Pcs/Set	Shank
Order No	in	mm	Pcs/Set	R8 MS2-MS6 ISO30 ISO40 ISO50 1/2"str.sh 5/8"str.sh3/4"str.sh 1"str.sh 1-1/4"str.sh
ER16-8in(mm)	3/32 1/8 3/16 7/32 1/4 5/16 11/32 3/8	2 3 4 5 6 7 8 10	8
ER25-6in(mm)	1/8 3/16 5/16 3/8 1/2 5/8	4 6 8 10 12 16	6
ER25-10in(mm)	3/32 1/8 3/16 1/4 5/16 3/8 7/16 1/2 9/16 5/8	3 4 5 6 8 10 12 14 15 16	10
ER32-6in(mm)	1/4 5/16 3/8 1/2 5/8 3/4	6 8 10 12 16 20	6
ER32-12in(mm)	3/32 1/8 3/16 1/4 5/16 3/8 7/16 1/2 9/16 5/8 11/16 3/4	3 4 5 6 8 10 12 14 15 16 18 20	12
ER40-8in(mm)	1/8 1/4 3/8 1/2 5/8 3/4 7/8 1	3 5 8 12 15 18 22 26	8
ER40-15in(mm)	1/8 3/16 1/4 5/16 3/ 7/16 1/2 9/16 5/8 11/16 3/4 13/16 7/8 15/16 1	3 4 5 6 8 10 12 14 15 16 18 20 22 24 26	15

Taper of collet chuck	Thread of draw bar
R8	7/16 -20UNF
7:24 30	M12 x 1.75	1/2"-13UNC
7:24 40	M16 x 0	5/8"-11UNC
7:24 50	M24 x 3.0	1"-8UNC
MS2	M10 x 1.5	3/8"-16UNC
MS3	M12 x 1.75	1/2"-13UNC
MS4	M16 x 2.0	5/8"-11UNC
MS5	M20 x 2.5	3/4"-10UNC
MS6	M24 x 3.0	1"-8UNC

Order No	collet hole size	pcs/set
ER8-K09	1,1.5,2,2.5,3,3.5,4,4.5,5	9
ER11-K07	1,2,3,4,5,6,7	7
ER11-K13	1,1.5,2,2.5,3,3.5,4,4.5,5,5.5,6,6.5,7	13
ER16-K08	3,4,5,6,7,8,9,10	8
ER16-K10	1,2,3,4,5,6,7,8,9,10	10
ER20-K10	4.5,6,7,8,9,10,11,12,13	10
ER20-K12	2,3,4,5,6,7,8,9,10,11,12,13	12
ER25-K05	6.8,10,12,16	5
ER25-K07	4,6,8,10,12,16	7
ER25-K13	4,5,6,7,8,9,10,11,12,13,14,15,16	13
ER25-K15	2,3,4,5,6,7,8,9,10,11,12,13,14,15,16	15
ER32-K06	6,8,10,12.16,20	6
ER32-K11	4,5,6,8,10,12,13,15,16,18	11
ER32-K18	4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20	18
ER40-K07	6,8,10,12,16,20,25	7
ER40-K15	4,5,6,8,10,12,13,15,16,18,20,21,22,25,26	15
ER40-K23	4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,2	23
ER50-K12	12,14.16,18,20,22,24,26,28,30,32,34	12

FAQ

Q1: In the collet set the diameter and the number be freely combined?

A1: Sure.could according your request freely combined.

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

A2: 1000-1500 set

Q3: What material, hardness and accuracy?
A3: Material: 65Mn spring steel.Accuracy: 0.003mm / 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 nonstandard 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 & leadtime?

A9: Standard items: no strict MOQ, 37 working days. Custom/OEM: MOQ 10set, 15 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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