Korloy DCMT070204-HMP NC3220 New Gen Steel Turning Insert (10pcs) 32mm boring bar 25" round boring bars tailored

25" round boring bars tailored for internal cavity slotting within these specific pocket brackets

With a thickness of 6

This premium dampening matrix attenuates high-frequency harmonics and structural chatter by up to 80% at extended cutting lengths up to 7×D to 8×D

7° Relief

or stainless steel

Korloy DCMT070204-HMP NC3220 New Gen Steel Turning Insert (10pcs) 32mm boring bar 25" round boring bars tailoredThe Original Korloy DCMT070204 HMP NC3220 (ANSI Standard: DCMT 21. 51) represents the next generation of Steel (P) and Carbon Steel turning efficiency. Building on the success of the universal NC3120, the NC3220 grade features an enhanced CVD coating structure that provides superior thermal stability and flank wear resistance. Combined with the precision HMP chipbreaker, this insert is a high performance workhorse for small CNC lathes and Swiss type