CAT 40 ER collet chuck tool holder

ER collet chucks handle a wide range of machining jobs without having to buy new tool holders. Simply choose the right size collet for the job, set tool depth, and tighten the collet nut and pull stud to the proper torque using a torque wrench and tightening fixure.

dimensional drawing of CAT 40 er collet chuck

Voted Best Collet Chuck!

• Balanced to 25,000 RPM at G2.5

• 0.0001" runout from taper to pocket

• Taper ground to AT3 standard

• Individual lab certification included

Techniks tool holders are manufactured to the highest possible standards to extend perishable cutting tool life and improve CNC machine performance.

Collets are available for: drilling, milling, coolant thru, and high-speed applications. Special “DNADead Nuts Accurate collets are used for small drills (6mm and smaller) to maintain T.I.R. at those sizes.

Use "Power Coat" nuts to increase the holding power and safety of your tool holders. High holding power extends cutting tool life and improves surface finish.

Refer to the chart below to order CAT 40 ER collet chuck tool holders.

CAT 40 ER Collet Chuck Tool Holders

Note: ER 11, 16 and ER 20 tool holders come with hex nut standard. For slotted nuts simply ad SLOTNUT to the end of the part number.
Click on part number link to download the CAD file.
Part No.
Description
L1
D
Collet
Max. Shank
Stop Screw
Wrench
22213-3 CAT 40 x ER 11 - 3" hex nut
3"
.748"
ER 11
.275"
06081
04608
22225 CAT 40 x ER 16 - 2.76" hex nut
2.76"
1.08"
ER 16
.406"
06083
04609
22227 CAT 40 x ER 16 - 4" hex nut
4"
1.08"
ER 16
.406"
06083
04609
22231 CAT 40 x ER 16 - 6" hex nut
6"
1.08"
ER 16
.406"
06083
04609
22233 CAT 40 x ER 16 - 8" hex nut
8"
1.08"
ER 16
.406"
06083
04609
22235 CAT 40 x ER 20 - 2.76" hex nut
2.76"
1.34"
ER 20
.512"
06087
04610
22237 CAT 40 x ER 20 - 4" hex nut
4"
1.34"
ER 20
.512"
06087
04610
22239 CAT 40 x ER 20 - 6" hex nut
6"
1.34"
ER 20
.512"
06087
04610
22243-2.5 CAT 40 x ER 25 - 2.5" slotted nut
2.5"
1.65"
ER 25
.630"
06089
04615
22243 CAT 40 x ER 25 - 2.76" slotted nut
2.76"
1.65"
ER 25
.630"
06089
04615
22245 CAT 40 x ER 25 - 4" slotted nut
4"
1.65"
ER 25
.630"
06089
04615
22247 CAT 40 x ER 25 - 6" slotted nut
6"
1.65"
ER 25
.630"
06089
04615
22251 CAT 40 x ER 25 - 8" slotted nut
8"
1.65"
ER 25
.630"
06089
04615
22253 CAT 40 x ER 32 - 2.76" slotted nut
2.76"
1.97"
ER 32
.788"
06089
04616
22255 CAT 40 x ER 32 - 4" slotted nut
4"
1.97"
ER 32
.788"
06089
04616
22257 CAT 40 x ER 32 - 6" slotted nut
6"
1.97"
ER 32
.788"
06089
04616
22259 CAT 40 x ER 32 - 8" slotted nut
8"
1.97"
ER 32
.788"
06089
04616
22261 CAT 40 x ER 40 - 3.15" slotted nut
3.15"
2.48"
ER 40
1.023"
06091
04617
22263 CAT 40 x ER 40 - 4" slotted nut
4"
2.48"
ER 40
1.023"
06091
04617
22265 CAT 40 x ER 40 - 6" slotted nut
6"
2.48"
ER 40
1.023"
06091
04617
22269 CAT 40 x ER 50 - 4" slotted nut
4"
3.07"
ER 50
1.338"
06093
04618