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COVID-19: How Kennametal is responding
ER™ • Straight Shank
ER™ • Straight Shank
ER™ • Straight Shank
ER™ • Straight Shank

ER™ Collet Chucks

ER™ • Straight Shank

Metric
Inch
SAP Material Number 1021496
ISO Catalog Number SS100ER20700
ANSI Catalog Number SS100ER20700
[CST] Catalog Collet Series ER20
[D11] Lock Nut Diameter 34.0000
[D11] Lock Nut Diameter 1.339
[L] Overall Length 177.8000
[L] Overall Length 7.000
[LS] Shank Length 144.78
[LS] Shank Length 5.7
[L9] Clamping Length 33.0000
[L9] Clamping Hole Length 1.300
[V] Adjustment Range 56.0000
[V] Adjustment Range 2.200
Weight Pounds 1.07
Counter Bore Collet Torque Nm 32.000
Straight Collet Torque Nm 80
Stop Screw ID Drive Size 4 mm & 5/32
[D] Adapter / Shank / Bore Diameter 25.4
[D] Adapter / Shank / Bore Diameter 1.0
See all Product Variants

Uses and application

  • Shank - Cylindrical  PlainShank - Cylindrical Plain
  • Shank - Cylindrical with SquareShank - Cylindrical with Square
  • Axial Adjustment - EndAxial Adjustment - End
  • Collet - ER DIN 6499Collet - ER DIN 6499
  • Drilling - Through CoolantDrilling - Through Coolant
  • 100042741100042741

Features and benefits

  • Grip (2:1 advantage).

Spare Parts for ER™ • Straight Shank • Inch

STOP SCREW
STOP SCREW
WRENCH
WRENCH
COOLANT STOP SCREW
COOLANT STOP SCREW
ER20 SOLID LOCK NUT
ER20 SOLID LOCK NUT