you must use the **ER** series
525 mm 3/8 inch Thickness (S) 4
What makes a 75-degree approach angle (SCBCR) ideal for roughing cycles
Featuring the legendary VP15TF Miracle PVD coating and the JM chipbreaker
aerospace instrument housing processing
GBA43R100-050R PR930 (10pcs) CCGT09T304L-W20 NS9530 you must use the **ER**PVD Coated Carbide: PR930 , Designation: GBA43R100 050R PR930 CW: 1. 00 , CDX: 2. 0 , RE: 0. 50 , Carbon Steel Alloy Steel: Light Interruption 2nd Choice, Stainless Steel: Light Interruption 2nd Choice , Hard materials (<=40HRC): Continuous 2nd Choice , Color: Reddish Gray , Coating Main Component: iAlN , Advantages: Application: Low machining speed, precise machining with sharp edge