ERGTapping Chuck
65Mn Spring Steel High Clamping Force

High Speed | High Temperature Resistance | High Precision |
Low Noise | Wear-resistant | Long Life |
High Clamping Force
Wide Clamping Range
After heat treatment and cold drawing hardening, the strength is high,
and it has certain flexibility and plasticity. Under the same surface and complete quenching,
it has long life, high precision, low calorific value, high speed, high rigidity, low noise and high resistance.
Grinding and other characteristics.

Preferred Raw Materials
Exquisite Workmanship
65Mn Spring Steel Material

After heat treatment and cold drawing hardening, the strength is high, and it has
certain flexibility and plasticity.
Product Information

ERC16 | Diameter:17MM Height:27.5MM ClampingRange:M3-M10 |
ERC20 | Diameter:21MM Height:31.5MM ClampingRange:M3-M17 |
ERC25 | Diameter:26MM Height:34MM ClampingRange:M3-M22 |
ERC32 | Diameter:33MM Height:40MM ClampingRange:M3-M27 |
ERC40 | Diameter:40.7MM Height:46MM ClampingRange:M3-M27 |
Please choose the collet size that suits you according to different needs
If you don't know which specification of tapping collet to choose, please follow the measurement method shown in the figure.
Get the diameter of the tap shank and the diameter of the square, inform the
customer service or refer to the table below to choose.

ISO JIS DIN |
Iso | JIS | DIN |
Tap Model |
| Tap Model |
| DIN371Tap Model | DIN376 Tap Model |
|
M2 | 2.5x2 | M2 | 3x2.5 | M2-M2.5 | M4 | 2.8x2.1 |
M3 | 3.15x2.5 | M3 | 4x3.2 | M3 | M5 | 3.5x2.7 |
M4 | 4x3.15 | M4 | 5x4 | M4 | M6 | 4.5x3.4 |
M5 | 5x4 | M5 | 5.5x4.5 | M5 M6 | M8 | 6x4.9 |
M6-M8 | 6.3x5 | M6 | 6x4.5 | M7 | M10 | 7x5.5 |
M10 | 8x6.3 | M7 M8 | 6.2x5 | M8 | MI1 | 8x6.2 |
M12 | 9x7.1 | M9 M10 | 7x55 |
| M12 | 9x7 |
M14 | 11.2x9 | MI1 | 8x6 | M10 |
| 10x8 |
M16 | 12.5x10 | M12 | 8.5x6.5 |
| M14 | 11x9 |
M18 M20 | 14x11.2 | M14 M15 | 10.5x8 |
| M16 | 12.5x10 |
M22 | 16x12.5 | M16 | 12.5x10 |
| M18 | 14x11 |
M24 | 18x14 | M17 | 13x10 |
| M20 | 16x12 |
M27 M30 | 20x16 | M18 | 14x11 |
| M22 M24 | 18x14.5 |
M33 | 22.4x18 | M20 | 15x12 |
| M27 | 20x16 |
M36 | 25x20 | M22 | 17x13 |
| M30 | 22x18 |
M39 M42 | 28x22.4 | M24 M25 | 19x15 |
| M33 | 25x20 |
|
| M26 M27 | 20x15 |
| M36 | 28x22 |
|
| M30 | 23x17 |
| M39 M42 | 32x44 |
Products Real Shot

