Cutting insert R050.7-30 internal turning 4mm a=6,3 L1=30 Dmin=7,0mm HC8605

304550 Cutting insert R050 internal turningHC8605
  • Bore machining from Ø 2 mm
  • Internal turning and copying
  • Straight shank and lateral clamping surface
  • Right-hand and left-hand versions (other left-hand versions available on request)
  • Material: X2CA superfine grain carbide TiAlN+C
  • Can be used up to HRc 66
  • best service life results only when coolant emulsions are used
  • Advantages over CBN:
  • No problems in machining thin-walled parts
  • Few temperature changes inside the workpiece
  • Can also be used in HRc 48 - 53 range without difficulty
  • Feed 100 % reproducible for the workpiece
  • Considerable reduction in tooling and adjustment costs
Article no./ATORN no.
Vendor Article no.
Packaging unit
Catalogue page
Cutting values
Stock status
39,70 € (45,20 € catalogue price / 12% saved)
valid until: 31.01.2021

Technical characteristics

a_klein Class differentiation criterion Coolant design Cutting data D h6_klein D min. d_klein f_klein für Halter L L1 Marke Modell r_klein s_klein t max.
6,3 X2CA right-hand Axial coolant supply Cutting angle Information - yes 7,0 6,8 5,5 2,8 676... 687... 45 30 Dümmel R/L 050.7-30 0,15 6,3 0,6

Delivery within EU countries:

Austria, Belgium, Bulgaria, Croatia, Czech Republic, Denmark, Estonia, Finland, France, Greece, Great Britain, Hungary, Ireland, Italy, Latvia, Lithuania, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden.


Delivery costs

Delivery costs depend on the order value.

- for orders less than € 50,- delivery costs € 18,-

- for orders over € 50,- delivery costs € 9,-



Unless otherwise stated, the delivery of bulky or heavy-weight items such as granite plates without special agreement in principle from Ratingen, Germany or directly from the manufacturer with additional shipping costs, excluding packaging.