Whole sets of ER40 COLLET sets,inner diameter 3mm,4mm,5mm,6mm,7mm,8mm,9mm,10mm,
ER collets are most widely used collets for tool holding in all the types of machine tools & are the most widely used system all over the global.
These collets are provided with the groove on the collets to engage itself in the collet chuck nut. It is the specialty of ER collets. In ER Collet Chucks, the collet is always fixed in the nut and then the nut is screwed on to the collet chuck.
1.The groove in the collect can prevent the water from every side,
At the same time the groove can make the water only get out from centre collect.
2.It is applied for cnc machine tools which have outlet opening of warter.
3.We can customize it for you.
1)Made of high quality spring steel
2)Powerful clamping ability with high precision and stability
3)Used for drilling, boring, milling, tapping, and so on.
4)Adapted for DIN6499B
We do our best to serve our each customer the best that we can.
We will refund you for items returned within 7 days of you receiving them, for any reason. A full refund will be given if items are returned in their original condition.
Merchandise which is damaged or missing components is not refundable.
Buyers are responsible for return shipping with proper packaging.
On receiving items, we will refund you immediately.
We offer 12 months warranty. Within warranty period, all exchanges or repairment due to defects are free (Buyer is responsible for shipping charges).
Before returning items, please make sure you get our (the seller’s) return address, and write “gift” on the delivery detail sheet. Please use regular postal service and send us the tracking number. As soon as we receive the items, we will repair or exchange them ASAP.