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CAT40 5/16 Hydraulic Chuck .3125-2.5 $221.80
CAT40 5/16 Hydraulic Chuck .3125-2.5
Click to enlarge


CAT40 5/16 Hydraulic Chuck .3125-2.5
Click to enlarge
CAT40 5/16 Hydraulic Chuck .3125-2.5
Click to enlarge
CAT40 5/16 Hydraulic Chuck .3125-2.5
Click to enlarge
Item No. CAT40-HC.3125-2.5
Price: $221.80
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-HC.3125-2.5
PDF file  DXF file  DWG file 
Product Info

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Hydraulic Holders have the best dampening abilities of all holders resulting in....

  • Minimal noise emissions
  • Increased tool life
  • Improved surface finish and less chatter
  • Less chipping of sharp corner tooling

Product Details

  • These holders are maintenance free
  • Fast tool change, simply insert tool and tighten screw until it stops
  • Holder and stop screw have thru holes, coolant thru capable
  • Sleeves are available for holding different diameters
  • MariTool offers standard and coolant sealing sleeves
  • Super accurate .0001 TIR or less at 4x diameter
  • Balanced to G2.5 @ 25,000 rpms
  • Max shank without sleeve is .3125 Inches
  • Uses HC.3125-XXX sleeves available here
  • 4mm allen key is not included but available here
  • Bore depth is 1.875 Inches
  • Shank must be inserted min .5" deep for proper clamping
  • Gage length is 2.5 Inches
  • Maximum operating temperature 120 deg Fahrenheit
  • Internal stop screw is included
  • View CAT40 Pull Studs

Product Specifications
Balance Spec:  G2.5 @ 25,000 rpms
Concentricity:  < .0001
Coolant Thru:  Yes
Gage Length:  2.5
Hydraulic Type:  HC
Material:  Hardened Alloy Steel
Rear Thread:  5/8-11
Shank Size:  .3125
Taper:  CAT40