ERG Tap Collet
Fig. 01Image for reference

Machine Tool AccessoriesCollets

ERG Tap Collet

ER-11 to ER-40 · 3 × 2.5 to 25 × 20

  • R★R Brand
  • 108 sizes listed

ERG tap collets, sized by tap shank diameter × square. Sizes run from 3 × 2.5 to 25 × 20; each size is listed only for certain collet types between ER-11 and ER-40.

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108 sizes listed

SelectSize (dia × sq.)Collet
3 × 2.5ER-16
3 × 2.5ER-20
3.5 × 2.7ER-11
3.5 × 2.7ER-16
3.5 × 2.7ER-20
3.5 × 2.7ER-25
3.5 × 2.7ER-32
4 × 3ER-16
4 × 3ER-20
4 × 3ER-25
4 × 3ER-32
4 × 3.15ER-11
4 × 3.15ER-16
4 × 3.15ER-20
4 × 3.15ER-25
4 × 3.15ER-32
4.5 × 3.4ER-11
4.5 × 3.4ER-16
4.5 × 3.4ER-20
4.5 × 3.4ER-25

Technical data

Specifications

Size
Dia × square
Collet types
ER-11, 16, 20, 25, 32, 40