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240091AT | ER TAP COLLETS

$42.00

Chicago, USA Stock -

Canada Stock -

ERT16-2.8-2.1 Tap Collets

Specification

Series: ER16

ShankSize: 2.8mm

Delivery and Shipping

US Domestic Shipping Only: We ship exclusively within the United States using UPS as our primary carrier.
Processing Time: Orders are typically processed within 1–2 business days. Orders placed on weekends or holidays will be processed on the next business day.
Delivery Times: Delivery times vary based on the shipping method and destination (estimates are provided at checkout). Please note that carrier delays (e.g., weather or unforeseen issues) are beyond our control.
Costs & Methods: UPS Standard, Expedited, and Express methods are available. Shipping rates are calculated based on weight and destination at checkout.
Tracking & Support: Tracking information will be emailed once shipped. For tracking issues, errors, or damaged/lost packages, contact us at sales@pactoolsusa.com or 262-282-2456.

Description

Description

ERT16-2.8-2.1 Tap Collets

Accuracy

PAC Precision Tools ER Tap Collets are made to hold taps accurately when you are doing CNC tapping. These collets are designed to fit onto the tap so the tap does not slip out of place. This helps to make sure that the threads are formed perfectly during tapping operations.

PAC Precision Tools ER Tap Collets are made from quality steel that is hardened and ground precisely. This means they can hold the tap firmly in place and will last a time even when used in tough machining jobs.

Dimensions

ER Series	D	L
ER11 TAP COLLET	0.444"	0.709"
ER16 TAP COLLET	0.659"	1.063"
ER20 TAP COLLET	0.817"	1.220"
ER25 TAP COLLET	1.013"	1.378"
ER32 TAP COLLET	1.289"	1.575"
ER40 TAP COLLET	1.604"	1.811"

Features

For synchronous tapping operation using a standard ER collet chuck
Collet bore is exactly to the Tap shank diameter with a square drive for accuracy and rigidity
Replace expensive tap holders
They can be used with ERT11 through ERT 40
They are made from hardened. Tempered spring steel
They prevent the tap from slipping out of place during tapping operations
They have a corrosion finish that helps them last longer

Precision Tools ER Tap Collets are perfect for rigid tapping, synchronized tapping, and precision threading applications. They are designed to be accurate and stable, which helps to reduce tap breakage, improve thread quality, and make machining productive. ER Tap Collets from PAC Precision Tools, a CNC tools distributor in the USA, are a choice when you need to do precise tapping operations.

Frequently Asked Questions

1. What are ER Tap Collets, and how do they differ from standard ER collets?▼

ER Tap Collets are specially designed collets used for tapping operations in CNC machines. Unlike standard ER collets, they include a square drive slot that locks the tap in place. This prevents rotation slip and improves thread accuracy during tapping. As a precision tools supplier in the USA, PAC Precision Tools offers reliable ER tap collets for CNC machining.

2. What is the purpose of the square drive feature in ER Tap Collets?▼

The square drive feature engages with the square end of the tap shank. This transfers torque directly from the holder to the tap, preventing slippage and ensuring consistent threading, especially in rigid tapping applications.

3. Why is torque control important when using ER Tap Collets? ▼

Proper torque control prevents tap breakage and ensures accurate thread depth. ER Tap Collets help distribute torque evenly, reducing stress on the tap and improving overall tapping performance in CNC machining.

4. What factors can cause loss of grip or misalignment during tapping operations? ▼

Loss of grip can occur due to worn collets, incorrect tap size, dirty clamping surfaces, or over-tightening. Misalignment may also result from machine setup issues or damaged tap shanks. Regular inspection and proper setup help avoid these problems.

5. Are ER Tap Collets compatible with both metric and inch taps? ▼

Yes, ER Tap Collets are available for both metric and inch tap sizes. Selecting the correct collet ensures proper square drive engagement and accurate torque transfer during tapping operations.

6. Need help selecting ER Tap Collets for your application? ▼

If you need more information, you can contact us here at +1 262-282-2456 or email us at sales@pactoolsusa.com. PAC Precision Tools USA is a trusted distributor of CNC tools in the USA, ready to support your tooling needs.