BEYOND MGEVL2020-5T12 Left-Hand External Grooving & Face Turning Toolholder | 20x20mm (3/4" x 3/4") Imperial-Equivalent Square Shank CNC Lathe Cutter Body for MGMN500 MRMN500 Indexable Carbide Inserts SNMG090308-PM YBC251 Q2: Why select the 91°

Q2: Why select the 91° approach angle geometry for rough turning steel housings

They fit identically into right-hand (STGCR) or left-hand (STGCL) shanks

great product" - Sarah L

Smaller 12mm inserts (CNMG 1204) will not physically sit or clamp within this pocket matrix

0055 ipr) Aluminum & Copper Alloys (N-Class) Vc: 180-400 m/min (590-1310 sfm) | f: 0

BEYOND MGEVL2020-5T12 Left-Hand External Grooving & Face Turning Toolholder | 20x20mm (3/4" x 3/4") Imperial-Equivalent Square Shank CNC Lathe Cutter Body for MGMN500 MRMN500 Indexable Carbide Inserts SNMG090308-PM YBC251 Q2: Why select the 91°BEYOND MGEVL2020 5T12 External Grooving & Face Turning Toolholder 20x20mm (3 4" Square Shank) Left Hand Monolithic CNC Lathe Body for MGMN500 MRMN500 Indexable Carbide Inserts CRITICAL EXCLUSION NOTICE: The indexable carbide grooving, parting off, or round nose profiling insert (Model: MGMN500 MRMN500 with 5. 0mm cutting width) shown mounted inside the toolholder jaw pocket seat within our product photography, dimensional blueprints, or setup diagrams