Drilling Bodies / Indexable / 4 TIMES / 841.4

841.4 is our standard helical drill with coolant through. 
It is suitable to work on lathes and mills and it's used with peripheric and central inserts such as SCET and XPET.
The useful length for drilling is 4 times  its diameter size.
Spare parts change according to the size of insert used.
The internal(central) insert is called XPET and its size changes according to the drilling size. Its corner has a chamfer.
The periferic insert(outside) insert is called SCET  and its size changes according with the drilling size. Its corner has a radius.

     
Notes: This product includes screws and one screwdriver. Inserts are not included

Tech Data File