Hook Spanner Type UM Wrench
Name: ER nut wrench
Model: ER25UM
Material:45# steel
Hardness: HRC42-44
Usage: CNC Collet Chuck Wrench Spanner for ER Type Shank
Features: Suitable for nut rotation of ER-type shank, arbor, and extension rod. Made of high-quality high carbon steel, heat treated, high hardness.
- Product Introduction
Hook spanner-type UM wrench
Product Description:
Name: ER nut wrench
Model: ER25UM
Material:45# steel
Hardness: HRC42-44
Usage: CNC Collet Chuck Wrench Spanner for ER Type Shank
Features: Suitable for nut rotation of ER-type shank, arbor, and extension rod. Made of high-quality
high carbon steel, heat treated, high hardness.



Common problem:
(1) Q. What is your MOQ?
You only need to purchase one piece and we can ship it to you.
(2) Q: How to buy?
You can email us directly and we will contact you in time by email.
(3) Q. Are you a factory or a trader?
A: We are a factory, and we also have a trading company for the convenience of export, which belongs to the same company.
(4) Q. Can you OEM/ODM?
We provide OEM/ODM service. If you have this requirement, you can send your logo directly to us, and we will print your logo on the product.













