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GMT ER Collet Chuck - Pkg Deals

GMT ER Collet Chuck - Pkg Deals

The high accuracy and wide gripping range of ER collet chucks make them the most versatile and the most popular toolholders in the industry. ER "spring" collets with 8 degree tapers are capable of compressing 0.040", more than any other collet. 


  • Choice of Electroless Nickel Plating or Black Oxide Finish
  • Precision ground collet nut threads
  • Concentricity < 0.0001" at the collet taper
  • Tapers and flange hardened to 55 HRC
  • All CAT40 chucks balanced to G2.5 @ 20,000RPM

Standard Nuts

  • CAT40-ER16-250
  • All ER25 and ER32 Chucks
  • Thicker wall, higher torque capacity
  • Use Standard (STD) wrenches

Slim (Castle) Nuts

  • CAT40-ER16-250S
  • CAT40-ER16-400S
  • R8-ER16S
  • Added clearance / 0.5" diameter
  • Use ER16-SLIM wrenches

Package Deals

  • Significant savings!
  • Pull studs & wrench included
  • ER collet chucks now available in 6-packs or 12-packs

Package Deals - 6-Pack of ER Collet Chucks - Electroless Nickel

CAT40-ER16-250-6PS1 - 6-Pack ER16 Chucks, Fadal Studs
CAT40-ER16-250-6PS2 - 6-Pack ER16 Chucks, Haas Studs
CAT40-ER25-250-6PS1 - 6-Pack ER25 Chucks, Fadal Studs
CAT40-ER25-250-6PS2 - 6-Pack ER25 Chucks, Haas Studs
CAT40-ER32-250-6PS1 - 6-Pack ER32 Chucks, Fadal Studs
CAT40-ER32-250-6PS2 - 6-Pack ER32 Chucks, Haas Studs

Package Deals - 12 Pack of ER Collet Chucks - Electroless Nickel

CAT40-ER16-250-12PS1 - 2-Pack ER16 Chucks, Fadal Studs
CAT40-ER16-250-12PS2 - 12-Pack ER16 Chucks, Haas Studs
CAT40-ER25-250-12PS1 - 12-Pack ER25 Chucks, Fadal Studs
CAT40-ER25-250-12PS2 - 12-Pack ER25 Chucks, Haas Studs
CAT40-ER32-250-12PS1 - 12-Pack ER32 Chucks, Fadal Studs
CAT40-ER32-250-12PS2 - 12-Pack ER32 Chucks, Haas Studs

Weight 15.00 lbs
Our price: 140.05 CAD (99.99 USD)
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