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.

Product Details

Order NoHole SizePcs/SetShank
inmmR8   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 8 108
ER25-6in(mm)1/8 3/16 5/16 3/8 1/2 5/84 6 8 10 12 166
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 1610
ER32-6in(mm)1/4 5/16 3/8 1/2 5/8 3/46 8 10 12 16 206
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 2012
ER40-8in(mm)1/8 1/4 3/8 1/2 5/8 3/4 7/8 13 5 8 12  15 18 22 268
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 2615


Taper of collet chuckThread of draw bar
R87/16 -20UNF
7:24 30M12 x 1.751/2"-13UNC
7:24 40M16 x 05/8"-11UNC
7:24 50M24 x 3.01"-8UNC
MS2M10 x 1.53/8"-16UNC
MS3M12 x 1.751/2"-13UNC
MS4M16 x 2.05/8"-11UNC
MS5M20 x 2.53/4"-10UNC
MS6M24 x 3.01"-8UNC


Order No collet hole sizepcs/set
ER8-K091,1.5,2,2.5,3,3.5,4,4.5,59
ER11-K071,2,3,4,5,6,77
ER11-K131,1.5,2,2.5,3,3.5,4,4.5,5,5.5,6,6.5,713
ER16-K083,4,5,6,7,8,9,108
ER16-K101,2,3,4,5,6,7,8,9,1010
ER20-K104.5,6,7,8,9,10,11,12,1310
ER20-K122,3,4,5,6,7,8,9,10,11,12,1312
ER25-K056.8,10,12,165
ER25-K074,6,8,10,12,167
ER25-K134,5,6,7,8,9,10,11,12,13,14,15,1613
ER25-K152,3,4,5,6,7,8,9,10,11,12,13,14,15,1615
ER32-K066,8,10,12.16,206
ER32-K114,5,6,8,10,12,13,15,16,1811
ER32-K184,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,2018
ER40-K076,8,10,12,16,20,257
ER40-K154,5,6,8,10,12,13,15,16,18,20,21,22,25,2615
ER40-K234,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,223
ER50-K1212,14.16,18,20,22,24,26,28,30,32,3412

Other Products

SK Collet

SK Collet

It is used for the cutting tools like dills, taps mills and reamers Only for cutting tools that the shank diameter same as collet's hole diameter.

DIN6343 Clamping Collet

DIN6343 Clamping Collet

Size: 161E 163E 171E 173E 177E 185E 193E

SDC Collet

SDC Collet

The collet does not have an elastic shrinkage range, emphasizing the clamping force

ERH Collet

ERH Collet

Differences in the use of grooves to reach around the sealing

R8 Taper Collet Chuck

R8 Taper Collet Chuck

Type: R8xER11 R8xER16 R8xER20 R8xER25 R8xER32 R8xER40

ERC Sealed Collets

ERC Sealed Collets

Material: High quality spring steel 65Mn

DIN6499B ER Collets

DIN6499B ER Collets

Used for boring, milling, drilling, tapping, grinding and engraving operationetc.

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Contact Us

Contact Us

Tel: +86 534 425 1888

Mob/ Wechat: +86 137 9138 1619

E-mail: jacksun@ht-tools.net

WhatsApp: +86 137 9138 1619

Add.:East Area of Economic Development Area, Pingyuan County, Shandong Province. China 253100

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