® Swiss-Line Product Identification - Ordering Codes Polygon Inserts G 25 R W07 T25 BLU G = Swiss Groove Insert Size Width Carbide Grade: L = 25, 40 mm W05 = 0.5 mm BLU = PVD triple coating W07 = 0.75 mm GX7= New generation of grade and coating R = Full Radius Radius K20 = Uncoated P = Parting R04 = 0.4 mm B = Back Turning R05 = 0.5 mm F = Front Turning T = Threading A30 = 30° Threading A60 = 60° thread A55 = 55° thread R = Right Hand Cutting Depth L = Left Hand Cutting T15 = 1.5 mm RR = Right Hand Cutting T25 = 2.5 mm Right version RL = Right Hand Cutting T43 = 4.3 mm Left version T58 = 5.8 mm LR = Left Hand Cutting T80 = 8.0 mm Right version LL = Left Hand Cutting Left version RN = Right Hand Cutting Neutral version LN = Left Hand Cutting Neutral version A08-3