
Certificate of Quality
- Chuck body fine balanced G2.5 at 25.000 rpm or U < 1 gmm
- All functional surfaces fine machined
- Taper tolerance AT3
- Coolant supply form ADB
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Duo-Lock™ Monoblock Holder CAT 40 · ASME B5.50
Certificate of Quality
- Chuck body fine balanced G2.5 at 25.000 rpm or U < 1 gmm
- All functional surfaces fine machined
- Taper tolerance AT3
- Coolant supply form ADB
Duo-Lock™ Monoblock Holder CAT 40 · ASME B5.50
Duo-Lock™ Monoblock holder for direct clamping of the Duo-Lock™milling head. Perfectly suitable for milling with short overhang.
With steep taper CAT 40 Form ADB.
Form ADB means: central coolant supply and coolant channels on the collar which can be sealed again.
- All holders incl. inner coolant
- Hardened 54-2 HRC
Technical data subject to change without prior notice.
Technical drawing

Technical data:
Interface | DL10 |
---|---|
Clamping Ø D1 [inch] | 3/8 |
Ø D2 [inch] | 0.3593 |
Length L1 [inch] | 0.87 |
L2 [inch] | 0.1875 |
Order No. | Gage length A in inch | |||||
---|---|---|---|---|---|---|
40.890.DL10i | ![]() short, 1.62 inch |
|
|
Accessory |
Interface | DL12 |
---|---|
Clamping Ø D1 [inch] | 1/2 |
Ø D2 [inch] | 0.4803 |
Length L1 [inch] | 0.87 |
L2 [inch] | 0.25 |
Order No. | Gage length A in inch | |||||
---|---|---|---|---|---|---|
40.890.DL12i | ![]() short, 1.62 inch |
|
|
Accessory |
Interface | DL16 |
---|---|
Clamping Ø D1 [inch] | 5/8 |
Ø D2 [inch] | 0.6053 |
Length L1 [inch] | 1.25 |
L2 [inch] | 0.375 |
Order No. | Gage length A in inch | |||||
---|---|---|---|---|---|---|
40.890.DL16i | ![]() short, 2.00 inch |
|
|
Accessory |
Interface | DL20 |
---|---|
Clamping Ø D1 [inch] | 3/4 |
Ø D2 [inch] | 0.7303 |
Length L1 [inch] | 1.25 |
L2 [inch] | 0.3125 |
Order No. | Gage length A in inch | |||||
---|---|---|---|---|---|---|
40.890.DL20i | ![]() short, 2.00 inch |
|
|
Accessory |
Interface | DL25 |
---|---|
Clamping Ø D1 [inch] | 1 |
Ø D2 [inch] | 0.9606 |
Length L1 [inch] | 1.5 |
L2 [inch] | 0.5 |
Order No. | Gage length A in inch | |||||
---|---|---|---|---|---|---|
40.890.DL25i | ![]() short, 2.25 inch |
|
|
Accessory |
Interface | DL32 |
---|---|
Clamping Ø D1 [inch] | 1 1/4 |
Ø D2 [inch] | 1.2106 |
Length L1 [inch] | 1.75 |
L2 [inch] | 0.625 |
Order No. | Gage length A in inch | |||||
---|---|---|---|---|---|---|
40.890.DL32i | ![]() short, 2.50 inch |
|
|
Accessory |