We ship from multiple warehouses throughout the USA
to get you what you need as fast as possible!
Millions of items in stock!
Fast online checkout - No account required
Cart 0

ER 20 Straight Shank Holders

ER-20 Collet Extensions
  • Crafted from heat treated alloy steel
  • Available with round or flatted shank
  • Supplied with collet nut
To order any of these items enter the Part Number into the search bar above. (This will take you to the product page where you can add the item to the shopping cart)
Collet Series Shank Dia D Shank Length C Nut Dia A Nut Length B Nut Type Shank Type Part Number Thread of Nut Collet Nut Part Number Wrench Part Number
ER20 0.750 2.50 1.10 0.75 Mini Round S-E20R07-25N-R M24X1 CN-ER20MN-V WR-ER20MN
ER20 0.750 2.50 1.34 0.75 Hex Round S-E20R07-25H-R M25X1.5 CN-ER20H-K WR-ER20H
ER20 0.750 2.50 1.34 0.75 Hex Flatted S-E20F07-25H-R M25X1.5 CN-ER20H-K WR-ER20H
ER20 0.750 4.00 1.10 0.75 Mini Round S-E20R07-40N-R M24X1 CN-ER20MN-V WR-ER20MN
ER20 0.750 4.00 1.34 0.75 Hex Round S-E20R07-40H-R M25X1.5 CN-ER20H-K WR-ER20H
ER20 0.750 6.00 1.34 0.75 Hex Round S-E20R07-60H-R M25X1.5 CN-ER20H-K WR-ER20H
ER20 0.750 6.00 1.34 0.75 Hex Flatted S-E20F07-60H-R M25X1.5 CN-ER20H-K WR-ER20H
ER20 1.00 2.50 1.34 0.75 Hex Round S-E20R10-25H-R M25X1.5 CN-ER20H-K WR-ER20H
ER20 1.00 4.00 1.34 0.75 Hex Round S-E20R10-40H-R M25X1.5 CN-ER20H-K WR-ER20H
ER20 1.00 5.20 1.10 0.75 Mini Round S-E20R10-52N-R M24X1 CN-ER20MN-V WR-ER20MN
ER20 1.00 6.00 1.34 0.75 Hex Round S-E20R10-60H-R M25X1.5 CN-ER20H-K WR-ER20H