CAT40 ER25 Collet Chuck W. 2.76" Gage Length Chucks Tool Holder Set 4 PC

Feature：
Product Type:  CAT40 ER25
Material: 40Cr
Max Speed:  20000 RPM
Accuracy: 0.00012"-0.0002" (0.003-0.005 mm)
Processing Length:  2.76" (70 mm)
Draw Bar Threads: 5/8"-11
Color:Black & Silver

Description：
-CAT40 ER25 chucks are widely used in industry fields with gage/processing length of 2.76" (70 mm).  Each of them is hardened and grounded to ensure its accuracy, which ranges from 0.00012" to 0.0002" (0.003-0.005 mm).
-Brand new collet chucks for ER type.  The flexibility of the ER holder can clamp drills, reamers, end mills, taps and much more.  This holder use the standard ER 25 collets.  It is possible to use different types of nuts while using the same holder and collets.  Standard, M type and bearing type, they offer stronger holding and reduce vibration of the tool.
-All chucks have passed hardness and anti-crack test.  Low strength steel could lead crack and rust very soon, especially by the inside pocket area, accuracy will also drop only after a little while, so make sure avoid purchasing bad quality and unbalanced chucks.

Package List:

4 x CAT40 ER25 Collet Chuck

Notes:

Pls check your old picture or model when you order it.

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Sorry for any inconvenience caused.

Full refund guarantee if does not fit.  

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