Collet ER20

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Collet clamping ER-20, D inner - 3.175 mm
In stock
Bestseller
External diameter, mm: 21
Inner diameter, mm: 3.175
Collet type: ER20
Collet clamping ER-20, D inner - 4 mm
In stock
External diameter, mm: 21
Inner diameter, mm: 4
Collet type: ER20
Collet clamping ER-20, D inner - 6 mm
In stock
External diameter, mm: 21
Inner diameter, mm: 6
Collet type: ER20
Collet clamping ER-20, D inner - 8 mm
In stock
External diameter, mm: 21
Inner diameter, mm: 8
Collet type: ER20
Collet clamping ER-20, D inner - 12 mm
In stock
External diameter, mm: 21
Inner diameter, mm: 12
Collet type: ER20
Collet clamping ER-20, D inner - 10 mm
In stock
External diameter, mm: 21
Inner diameter, mm: 10
Collet type: ER20
Collet clamping ER-20, D inner - 12.7 mm
In stock
External diameter, mm: 21
Inner diameter, mm: 12.7
Collet type: ER20
Collets ER - Customer Reviews
Vasyl Halko
16/12/2018
A collet as a collet, nothing special)
Vasya Chornyi
02/10/2018
Used for a metal milling machine, the spindle at 2200 rpm is fine, I did not test it at higher speeds
alexey
23/08/2018
The collets now have a complete set.

Precise positioning and reliable fixation of a drill bit, milling cutter and other cutting tool with a cylindrical shank in a collet chuck is provided by a special ER-type tool with a through hole and two clamping zones. The ER20 collet is designed for use in a chuck of the corresponding diameter and is available in a range of standard sizes. The Stancomplect online store offers a wide selection of ER 20 collets for CNC machines.

ER20 collets, what size does Stancomplect offer

In our catalogue you will find collets made of elastic and durable 65Mn steel in accordance with DIN 6499B, having the following dimensions:

  • outer diameter 21 mm;
  • inner diameter 3.175, 4, 6, 8, 10, 12 and 12.7 mm;
  • length 31.5 mm.

We offer for sale high-precision ER 20 collets with a radial runout level of ≤ 0.01, ≤ 0.015, ≤ 0.008 mm, which are recommended for use in precision collet-type chucks with a runout of no more than 0.003 mm. Due to the presence of a through hole, they are also suitable for fixing a tool with a longer shank than the length of the collet.

Collet ER20

Why should you buy ER20 collets at stancomplect.com

The main advantages of purchasing ER 20 collet chucks in our online store include:

  • reliability and guaranteed quality of machine tool equipment of the HD brand (Taiwan), offered by us for sale;
  • the opportunity to purchase EP 20 collets in popular sizes;
  • affordable price, since we are the official dealer of the manufacturer – HD Woodworking Tools;
  • convenient payment methods and fast delivery;
  • providing an official manufacturer's warranty.

To place an order, call the phone numbers listed in the header of our website, use the shopping cart or the callback function!