
Materail :42CrMo
Accuracy:0.03mm-0.05mm
Floating Range :0.2mm
Application :boring and milling machine,
CNC machining center ,
turning and milling center machine
Model : FDDB-ER20M-C20D56-38L
FDDB-ER8M-C10D25-42L
Please Kindly Note:
The price in the description is just for reference, please contact our sales to get the best price
1. Reaming size accuracy is not up to standard
2.The hole is large in the middle and the roundness accuracy of both ends is not up to standard
3. Inner hole surface roughness does not meet the standard
4. Reamer is not durable
5. Difficult to ensure the consistency of holes in mass production

Product Features of Floating Tool Holders:
High Precision: Floating tool holders can automatically adjust during the machining process, ensuring optimal contact between the tool and the workpiece, thereby improving machining accuracy.
Vibration Damping: The floating design effectively reduces vibrations during machining, extending tool life and enhancing surface quality.
Automatic Centering: Floating tool holders can automatically center themselves, reducing human adjustment errors and improving machining efficiency.
High Adaptability: Suitable for various machining scenarios, especially for complex surfaces and precision parts.
Extended Tool Life: Reduces tool wear, lowers replacement frequency, and saves costs.
Easy Installation: Simple design and easy installation minimize downtime.
Shandong Ounuowei Numerical Control Tool Co.,Ltd. was established in 2009,located in Shandong Province.It is both a manufacturer and a trading company, focusing on the production, sales and R&D of CNC tools.The company covers a total area of more than 17,000 square metres and has more than 200 employees, Our main products include CNC tool holder series, ER collets, high-end face mills /end mills /quick drills/U drills, indexable cutters and peripheral products for machining centres
1. Factory Direct Price to save your money
2. Your Inquiry will be replied within 24 hour,our store Average response time is 3.1 hour ,our Timely response rate is 100%
3. Small orders are acceptable
4. support customization with drawings and samples.
5. All kinds CNC Machine Tool Accessories .One stop puuchasing


1.Q:Are you factory or Trade Company?
A. We are factory.
2.Q:Could you supply samples?
A. Yes, we can supply.
3.Q:Where do you export?
A:Our customers are mainly from North America, Europe, Southeast Asia, and other countries and regions around the world.
4.Q:Could you produce non-standard products?
A. Yes, we can. Please supply samples or drawing.
5.Why choose us?
Manufacture's price: We are manufacturer,all price are competitive factory price
Quality control:Our products are through precision test before shipping. We have 9 sets testing machine.
Service: 24 hours service all day round.Welcome to visit our factory for distribution and agent cooperation.
OEM & ODM:We accept OEM/ODM.