Tool-holder accessories

Collet Spanners

Spanners and wrenches for tightening compatible ER and CNC collet nut systems.

Collet Spanners manufactured by Yuanchen

Technical Product Information

Collet spanners support correct assembly and tool changes for compatible collet nuts.

Verified wrench families are available for the listed ER, SK and coolant-tube accessory systems.

Need material, hardness, accuracy, finish or other order-specific data? Contact Yuanchen for confirmed specifications and documentation.

Technical Specifications

Technical specification summary for Collet Spanners
SpecificationCurrent published information
Product categoryTool-holder accessories
Model or seriesS17A, S25A, S30A, ER25UM, ER32UM, ER40UM and ZSK series
Runout or accuracy specificationNot applicable
Clamping rangeNot applicable
Collapse rangeNot applicable
Available sizesER11-ER40 and SK06-SK25 matching wrench families
PackagingStandard export packaging; private-label packaging subject to confirmation
OEM availabilityAvailable subject to drawing, quantity and engineering review
Private-label availabilityAvailable subject to quantity and packaging review
Custom manufacturing availabilityAvailable subject to drawing or sample review

Applications

Compatible Equipment

Inspection and Quality Control

Dimensional inspection, runout verification, hardness testing and surface inspection can be agreed based on the order requirement. No unverified tolerance is presented as confirmed on this page.

Review quality-control process

OEM and Private Label

OEM production, private-label packaging and custom manufacturing are available subject to drawing, quantity, marking and documentation review.

OEM and private-label options

Frequently Asked Questions

What should be sent for a spanner quote?

Send the nut style, collet series, quantity and any packaging or private-label requirement.

Can spanners be supplied with private label packaging?

Private-label availability can be reviewed by Yuanchen based on quantity and packaging specification.

Request a Quote

Send Collet Spanners Requirements

Include model, size, quantity, tolerance, packaging requirements and drawings where available.

By submitting this form, you agree that Yuanchen may use the information provided to respond to your enquiry. Do not upload sensitive drawings here; send drawings by email after contact unless a secure upload workflow is agreed.