Techniks coolant style end mill holders

Choose CoolBLAST or CoolFLEX DIN B styles

Using coolant will extend tool life, improve chip evacuation, and permit increased speeds and feeds.

CoolBLAST coolant thru bore


CAT 50 CoolFLEX DIN B coolant

Coolant-Thru Features

• Increase feed rates – extend tool life!
• I.D. hole tolerance is H5
• Balanced to 10,000 RPM
• Each holder lab tested & certified

coolant-thru end mill holders deliver coolant on the part

CoolBLAST end mill holders (above left) deliver coolant on the tool path - even at high RPMs. These tool holders feature two innovative coolant paths, that run the length of the bore, evacuating around the shank of the tool.

CoolFLEX holders (diagram left) are factory set for coolant-thru spindle. Remove 2 setscrews for DIN B coolant.

Refer to the chart below to order CAT 50 Coolant-Thru End Mill Holders.

CAT 50, CoolBLAST Coolant-Thru Bore End Mill Holders

Click on part number link to download the CAD file.

Part No.
Description
d1
l1
d2
CAT 50 x 1/4" I.D. - 2.5"
1/4"
2.5"
.78"
CAT 50 x 1/4" I.D. - 4"
1/4"
4"
.78"
CAT 50 x 3/8" I.D. - 2.5"
3/8"
2.5"
1.0"
CAT 50 x 3/8" I.D. - 4"
3/8"
4"
1.0"
CAT 50 x 3/8" I.D. - 6"
3/8"
6"
1.0"
22935-8B
CAT 50 x 3/8" I.D. - 8"
3/8"
8"
1.0"
CAT 50 x 1/2" I.D. - 2-5/8"
1/2"
2-5/8"
1.25"
CAT 50 x 1/2" I.D. - 4"
1/2"
4"
1.25"
CAT 50 x 1/2" I.D. - 6"
1/2"
6"
1.25"
CAT 50 x 1/2" I.D. - 8"
1/2"
8"
1.25"
CAT 50 x 5/8" I.D. - 3"
5/8"
3"
1.5"
CAT 50 x 5/8" I.D. - 4"
5/8"
4"
1.5"
CAT 50 x 5/8" I.D. - 6"
5/8"
6"
1.5"
CAT 50 x 3/4" I.D. - 1.44"
3/4"
1.44"
1.75"
CAT 50 x 3/4" I.D. - 3"
3/4"
3"
1.75"
CAT 50 x 3/4" I.D. - 4"
3/4"
4"
1.75"
CAT 50 x 3/4" I.D. - 6"
3/4"
6"
1.75"
CAT 50 x 3/4" I.D. - 8"
3/4"
8"
1.75"
CAT 50 x 1.0" I.D. - 4"
1.0 "
4"
2"
CAT 50 x 1.0" I.D. - 6"
1.0"
6"
2"
CAT 50 x 1.0" I.D. - 8"
1.0"
8"
2"
CAT 50 x 1-1/4" I.D. - 4.6"
1-1/4"
4.6"
2.5"
CAT 50 x 1-1/4" I.D. - 6"
1-1/4"
6"
2.5"
CAT 50 x 1-1/4" I.D. - 8"
1-1/4"
8"
2.5"
CAT 50 x 1-1/2" I.D. - 4.6"
1-1/2"
4.6"
2.5"
CAT 50 x 2" I.D. - 6"
2"
6"
3.75"

CAT 50, CoolFLEX DIN B End Mill Holders

Part No.
Description
d1
l1
d2
CAT 50 x 1/4" I.D. - 4 "
1/4"
4"
.78"
CAT 50 x 3/8" I.D. - 4"
1/4"
4"
1.00"
CAT 50 x 1/2" I.D. - 4"
1/2"
4"
1.25"
CAT 50 x 1/2" I.D. - 6"
1/2"
6"
1.25"
CAT 50 x 1/2" I.D. - 8"
1/2"
8"
1.25"
CAT 50 x 3/4" I.D. - 3"
3/4"
3"
1.75
CAT 50 x 3/4" I.D. - 4"
3/4"
4"
1.75"
CAT 50 x 1.0" I.D. - 4"
1.0"
4"
2"
CAT 50 x 1-1/4" I.D. - 4.6"
1-1/4"
4.6"
2.5"
CAT 50 x 1-1/2" I.D. - 4.6"
1-1/2"
4.6"
2.5"