1.material:hight quality steel2.hardness:HRC32-363.Used for B type and T2 type ER nut.
Technical specification
| Model No. | L | Size | Clamping Nut |
| spanner-ER25 | 168 | 38-42 | ER25-B ER25-T2 |
| spanner-ER32 | 190 | 45-52 | ER32-B ER32-T2 |
| spanner-ER40 | 210 | 55-63 | ER40-B ER40-T2 |
| spanner-ER50 | 240 | 78-85 | ER50-B ER50-T2 |
Why choose 1. Professional commited to the Cutting tools market more than 11 years. With professional R&D team and more than 40 Chain stores in China. And also many distributors. 2. High quality. 100% test every product. We design new products every year. All products are sold by our Chain stores first. Stable quality products will be sold to Distributors then Export them to other countries.3, Customer services. We have many non-standard products and we can also help customers design and produce non-standard products.
4, Trusted Partner. We are big company, offer good quality products and are responsible for all the prouducts that we sold .
Packaging & Delivery 
Contact informationMore information to company, copy the official website link www.gerzhuo.com for reference.
YUCHENG GERZHUO MECHATRONICS TECHNOLOGY Co., Ltd is a competitive private enterprise engaged in production of machine tool parts. Machine tool parts includes varied of series, and full range specification, specialized in advantage of ER collet, tool holders and accessories. We have established long-term friendly cooperation relationships with numerous customers all over the world as following: USA, Sweden, Russia, Spain, France, Italy, Britain, Germany, South-east countries, Latin America countries, Africa countries and so on.
We guarantee the security and quality of our product by optimized and centralized product selections, and have built strong partnerships with well-known companies in the industry in China.
We began our international business expansion in 2005, and have grown steadily which is 60% of total capacity to more than 30 countries. In accordance with the principle " Quantity First, Service Supreme", We are committed to all clients of mission of "effective service, on-time delivery and best quality" based on advantage and confidence of source ordering convenience, reliable technical support, guaranteed quality and competitive price. We also focus on social responsibility to invest to social infrastructure, public welfare, aims at upholding social life quality and promoting environmental conditions.
We will keep improving technology and ourselves to lead industry development and create new marketing value. Make made-in-China become created-in-China.
We supply different kinds of products. High quality and favorable price. We're pleased to get your Inquiry and we will reply you as soon as possible. We stick to the principle of " Quality first, service first, continuous improvement and innovation to meet the customers" For the management and " Zero defect, zero complaints" As the quality objective. Principle of " Quality first, service first, continuous improvement and innovation to meet the customers" For the management and " Zero defect, zero complaints" As the quality objective.
