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BT 30 ER Series Collet Chucks

ER COLLET CHUCKS
  • Kingston: Balanced to 15,000 RPM @ g6.3
  • Spin Tru: Balanced to 30,000 RPM @ g2.5
  • Manufactured to ISO9002 quality control standards
  • Each holder balanced on a HAIMER Balancing machine (certificate included)
  • Accuracy: 0.0002" TIR or better
  • Taper cone circularity per AT3 specifications .00006" or better
  • H5 bore tolerance for optimum surface contact with cutting tool
  • ER Collet Nuts are Power Coated for increased clamping force
  • Thru-tool coolant feature is standard
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C Proj. B Nut Dia. D Socket Depth Nut Tight. Torque (ft.lbs.) Brand Part Number MAX RPM Balanced Up to Collet Nut Wrench Code
ER 11 ER-11 Collet Series-.020 - 0.275 (0.5mm - 7mm)
2.00 0.75 1.75 22 Spin Tru B30-11ER200-KB 30,000G2.5 CN-ER11-K WR-ER11-K D
4.00 0.75 2.25 22 Spin Tru B30-11ER400-KB 30,000G2.5 CN-ER11-K WR-ER11-K D
ER 16 ER-16 Collet Series-.020 - 0.393 (0.5mm - 10mm)
2.36 1.1 - 52 Kingston B30-16ER236-K 15,000G6.3 CN-ER16-K WR-ER16-K F
2.55 Spin Tru B30-16ER236-KB 30,000G2.5 CN-ER16-K WR-ER16-K D
4.00 1.1 - 52 Kingston B30-16ER400-K 15,000G6.3 CN-ER16-K WR-ER16-K F
2.55 Spin Tru B30-16ER400-KB 30,000G2.5 CN-ER16-K WR-ER16-K D
5.00 1.1 2.55 52 Spin Tru B30-16ER500-KB 30,000G2.5 CN-ER16-K WR-ER16-K D
6.00 1.1 2.55 52 Spin Tru B30-16ER600-KB 30,000G2.5 CN-ER16-K WR-ER16-K D
ER 20 ER-20 Collet Series-.020 - 0.500 (0.5mm - 12.7mm)
2.50 1.34 - 74 Kingston B30-20ER250-K 15,000G6.3 CN-ER20-K WR-ER20-K F
Spin Tru B30-20ER250-KB 30,000G2.5 CN-ER20-K WR-ER20-K D
4.00 1.34 2.63 74 Spin Tru B30-20ER400-KB 30,000G2.5 CN-ER20-K WR-ER20-K D
ER 25 ER-25 Collet Series-.039 - 0.630 (1mm - 16mm)
2.00 1.65 2.55 95 Spin Tru B30-25ER200-KB 30,000G2.5 CN-ER25-K WR-ER25-K D
2.50 1.65 - 95 Kingston B30-25ER250-K 15,000G6.3 CN-ER25-K WR-ER25-K F
Spin Tru B30-25ER250-KB 30,000G2.5 CN-ER25-K WR-ER25-K D
4.00 1.65 2.55 95 Spin Tru B30-25ER400-KB 30,000G2.5 CN-ER25-K WR-ER25-K D
ER 32 ER-32 Collet Series-.040 - 0.810 (1mm - 20.6mm)
3.00 1.97 - 125 Kingston B30-32ER300-K 15,000G6.3 CN-ER32-K WR-ER32-K F
2.4 Spin Tru B30-32ER300-KB 30,000G2.5 CN-ER32-K WR-ER32-K D
5.00 1.97 2.4 125 Spin Tru B30-32ER500-KB 30,000G2.5 CN-ER32-K WR-ER32-K D