Home » Mill Tool Holders » CAT40 » ER Collet Chucks » CAT40-ER11-4.0
MariTool's product quality is guaranteed to meet or exceed your expectations.
We ship worldwide
Same day shipping via UPS is available for in-stock items ordered Monday through Friday before 4:00pm CDT (excluding holidays and USPS orders).
Click here for details
MariTool Payment Options
CAT40 ER11 4.0 COLLET CHUCK TOOL HOLDER $131.85
CAT40 ER11 4.0 COLLET CHUCK TOOL HOLDER
Click to enlarge


CAT40 ER11 4.0 COLLET CHUCK TOOL HOLDER
Click to enlarge
CAT40 ER11 4.0 COLLET CHUCK TOOL HOLDER
Click to enlarge
CAT40 ER11 4.0 COLLET CHUCK TOOL HOLDER
Click to enlarge
Item No. CAT40-ER11-4.0
Price: $131.85
Shipping: In Stock - Ships Same Day *
Quantity: 

* Same Day Shipping is only available on orders placed Monday - Friday before 4 P.M. Central Time.

Available Downloads for CAT40-ER11-4.0
PDF file  DWG file  DXF file  STP file 
Product Info

View complete catalog page

  • Collet Chuck accepts all ER11 collets
  • Works on all CAT 40 machines
  • Not threaded for internal stop screw
  • All critical tool holder surfaces precision ground
  • Made from alloy steel hardened to 54 - 56rc
  • Tool Holder is Balanced to G2.5 at 20,000 rpms
  • Gage length is 4.0 inches
  • Concentricity is less than .0001 at collet face
  • Rear thread for pull stud is 5/8—11
  • Collet nut is included
  • Coolant through capability
  • MariTool Part# is CAT40-ER11-4.0

Product Specifications
Balance Spec:  G2.5 @ 20,000 rpms
Collet Grip Range:  .020-.276 inches
Collet Size:  ER 11
Concentricity:  < .0001 at Collet Face
Coolant Thru:  Yes
Finish:  Black Oxide
Gage Length:  4.0
Material:  Hardened Alloy Steel
Rear Thread:  5/8-11
Taper:  CAT40
We Also Recommend
ER11 Collet Wrench
ER11 Collet Wrench