Audited Supplier
High precision Machine Tool Accessories ER8 ER11 ER20 ER25 ER32 ER40 ER50Collets Spring Collets
1. All types of ER collets conform to the DIN 6499B StandardSturdy construction
2.Made of special elastic steel:65Mn
3.Hardness:HRC44-48
4.Mode:ER8-ER50
5.Accuracy: 0.01mm/0.005mm/0.008mm
6.Packaging:Paper case or plastic case
7. Used for boring, milling, drilling, tapping, grinding and engraving operation etc.
| Model | d H7 | D | D1 | D2 | L | L1 | L2 | L3 | Collapsible capacity | ||
| ER8 | ≥1.0~5.0 | 8 | 8.45 | 6.5 | 13.5 | 2.98 | 1.5 | 1.2 | 0.5 | ||
| ER11 | ≥1.0~7.0 | 11 | 11.5 | 9.5 | 18.0 | 3.8 | 2.5 | 2.0 | 0.5 | ||
| ER16 | ≥1.0~2.5 | 16 | 17 | 13.8 | 27.5 | 6.26 | 4.0 | 2.7 | 0.5 | ||
| >2.5~10.0 | 16 | 17 | 13.8 | 27.5 | 6.26 | 4.0 | 2.7 | 1.0 | |||
| ER20 | 1.0~2.5 | 20 | 21 | 17.4 | 31.5 | 6.36 | 4.8 | 2.8 | 0.5 | ||
| >2.5~13.0 | 20 | 21 | 17.4 | 31.5 | 6.36 | 4.8 | 2.8 | 1.0 | |||
| ER25 | ≥1.0~2.5 | 25 | 26 | 22.0 | 34.0 | 6.66 | 5.0 | 3.1 | 0.5 | ||
| >2.5~16.0 | 25 | 26 | 22.0 | 34.0 | 6.66 | 5.0 | 3.1 | 1.0 | |||
| ER32 | ≥2.0~2.5 | 32 | 33 | 29.2 | 40.0 | 7.16 | 5.5 | 3.6 | 0.5 | ||
| >2.5~20.0 | 32 | 33 | 29.2 | 40.0 | 7.16 | 5.5 | 3.6 | 1.0 | |||
| ER40 | ≥3.0~26.0 | 40 | 41 | 36.2 | 46.0 | 7.66 | 7.0 | 4.1 | 1.0 | ||
| ER50 | ≥6.0~10.0 | 50 | 52 | 46.0 | 60.0 | 12.6 | 8.5 | 5.5 | 1.0 | ||
| >10.0~34.0 | 50 | 52 | 46.0 | 60.0 | 12.6 | 8.5 | 5.5 | 2.0 | |||
DOUCHUAN is located in the largest production base of machine tool accessories industry cluster in mainland China. We mainly produce various machinery accessories. Our mainly products CNC tool series such as CNC tool holders, live centers, spring collets, boring heads, milling chucks, drill chucks, morse taper adapters, shell end mill tool holder, pull studs, modular vises, tool vises, 3-jaw / 4-jaw chucks, dividing head, working table, parallel block set, quick change tool post and tool holder, VDI tool holder, small grinding machine and so on. Our products are sold to USA, Germany, Britain, France, Italy, the Netherlands, Canada, Brazil, Russia an Southeast Asia, and more than fifty countries and regions. Warmly welcome to visit our company.
FAQ:
Q: Are you trading company or manufacturer ?
A: We are factory and trade company.we have lots of Cooperation factory with different quality and prices, just tell us what you need, there will always be products suitable for you.
Q: What is your term of delivery?
A: We accept EXW, FOB ,CFR etc. You can choose the one which is the most convenient or cost effective for you.
Q: How long is your delivery time?
A: Generally it is 7-10 days if goods are in stock ,otherwise it is usually 20-30 days ,it is according to your order quantity.
Q: What is your terms of payment ?
A:TT, credit card, L/C, Western Union, Paypal and so on, we accept all kinds of payment.
Q: What' s your working time:
A:Normally, our work time is 8:00 AM to 17:00 PM Beijing time, but if you have emergency, Please contact us freely at any time. Our salesman will solve your problem as soon as possible.
