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ER-8 Collets

Accu-Collets ER COLLETS
AccuCollets™ Precision and UltraPrecision Collets DIN 6499-form B (ER) set new standards of accuracy.
Precision Collets concentricity is 15 microns or 0.0005" TIR or better
Ultra Precision Collets is 6 microns or 0.0002" TIR or better
  • Concentricity is 13 microns or 0.0005" TIR or better
  • Manufactured with Swiss technology
  • Crafted from high quality European alloy spring steel
  • TRUE INCH and metric sizes
  • Fractional Collets manufactured specifically for US market requirements. Use "on size" collets for best results
  • 16 slot construction for rigid clamping and extra concentricity
  • Accu-Collets improve tool life, part finish and reduces spindle wear
  • Can be used for drilling, milling, tapping and reaming
Precision ER Collets 0.0005" TIR or better as measured over the entire clamping range per DIN 6499 Standards
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ON SIZE Nominal Size Precision Ultra Precision
Frac MM Dec. Range Nominal Sizes Covered $14.75 Each $21.00 Each
- 1.0 .039 0.039-0.019 - 08-0039-1.0 08-0039-1.0UP
3/64 - 0.046 0.046-0.026 3/64 08-0046-3/64 08-0046-3/64UP
- 1.5 0.059 0.059-0.039 3/64 08-0059-1.5 08-0059-1.5UP
1/16 - 0.062 0.062-0.042 1/16,3/64 08-0062-1/16 08-0062-1/16UP
5/64 - 0.078 0.078-0.058 5/64,1/16 08-0078-5/64 08-0078-5/64UP
- 2.0 0.079 0.079-0.059 5/64,1/16 08-0079-2.0 08-0079-2.0UP
3/32 - 0.093 0.093-0.073 3/32, 5/64 08-0093-3/32 08-0093-3/32UP
- 2.5 0.098 0.098-0.078 3/32 08-0098-2.5 08-0098-2.5UP
7/64 - 0.109 0.109-0.089 7/64, 3/32 08-0109-7/64 08-0109-7/64UP
- 3.0 0.118 0.118-0.098 7/64 08-0118-3.0 08-0118-3.0UP
1/8 - 0.125 0.125-0.105 1/8, 7/64 08-0125-1/8 08-0125-1/8UP
- 3.5 0.138 0.138-0.118 1/8 08-0138-3.5 08-0138-3.5UP
9/64 - 0.140 0.140-0.120 9/64, 1/8 08-0140-9/64 08-0140-9/64UP
5/32 - 0.156 0.156-0.136 5/32, 9/64 08-0156-5/32 08-0156-5/32UP
- 4.0 0.157 0.157-0.137 5/32, 9/64 08-0157-4.0 08-0157-4.0UP
11/64 0.171 0.171-0.151 11/64, 5/32 08-0171-11/64 08-0171-11/64UP
- 4.5 0.177 0.177-0.157 11/64 08-0177-4.5 08-0177-4.5UP
3/16 - 0.187 0.187-0.167 3/16, 11/64 08-0187-3/16 08-0187-3/16UP
- 5.0 0.196 0.196-0.176 3/16 08-0196-5.0 08-0196-5.0UP