ER Collet Chucks

We have wide variety of ER Collet Chucks. Our ER Collet Chuck has 2 micron run out accuracy & AT3 class taper. Balanced Holder @ G6.3 with 15,000 RPM and @G2.5 with 20,000 RPM are also available.

Features:

  • AT3 class accuracy
  • Crafted from case hardened alloy steel
  • High precision pilot holes
  • Optimum surface roughness
  • Surfaces are precision ground for accurate fit
  • Offer more rigidity and better accuracy
  • Improves cutting rigidity and finish
  • Provides higher accuracy and gripping torque

Uses:

  • In a variety of machining applications
  • Drilling and milling application

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Specifications

Part Number Taper Nut Dia. D Gage Length L1 Collet Type Weight (kg)
BT30-ER40-80 BT-30 63 80 ER14 1.1
BT40-ER16-70 BT-40 32 70 ER16 1.14
BT40-ER20-70 BT-40 35 70 ER20 1.16
BT40-ER20-100 BT-40 35 100 ER20 1.38
BT40-ER20-130 BT-40 35 130 ER20 1.76
BT40-ER25-70 BT-40 42 70 ER25 1.22
BT40-ER25-100 BT-40 42 100 ER25 1.52
BT40-ER25-130 BT-40 42 130 ER25 1.9
BT40-ER25-160 BT-40 42 160 ER25 2.1
BT40-ER32-70 BT-40 50 70 ER32 1.3
BT40-ER32-100 BT-40 50 100 ER32 1.72
BT40-ER32-130 BT-40 50 130 ER32 2.05
BT40-ER32-160 BT-40 50 160 ER32 2.58
BT40-ER40-80 BT-40 63 80 ER40 1.45
BT40-ER40-100 BT-40 63 100 ER40 2.01
BT40-ER40-160 BT-40 63 160 ER40 3.29
BT50-ER16-70 BT-50 28 70 ER16 3.64
BT50-ER20-70 BT-50 35 70 ER20 3.67
BT50-ER20-100 BT-50 35 100 ER20 3.84
BT50-ER25-70 BT-50 42 70 ER25 3.7
BT50-ER25-100 BT-50 42 100 ER25 4.54
BT50-ER32-70 BT-50 50 70 ER32 3.73
BT50-ER32-100 BT-50 50 100 ER32 5.2
BT50-ER32-160 BT-50 50 160 ER32 4.97
BT50-ER32-200 BT-50 50 200 ER32 5.48
BT50-ER40-80 BT-50 63 80 ER40 3.76
BT50-ER40-100 BT-50 63 100 ER40 4.44
BT50-ER40-160 BT-50 63 160 ER40 5.77
BT50-ER40-200 BT-50 63 200 ER40 6.66

Diagram

OZ Collets
  • Accuracy : 5 Micron or 0.0002”
  • Surface roughness : Ra<0.005um
  • Hardness : HRC 56-58

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