MGHH225R15-160/400（no include inserts） CCMT120404-MT TT7015 and this holder is perfectly

and this holder is perfectly machined to fit them

BEYOND S06K-SCLCR06 Precision 6mm Solid Shank 95° Screw-Clamped Right-Hand Internal Micro Boring Bar (125mm Total Length / CNC Swiss Lathe Tool Holder)

Engineering Attributes Metric Parameters Imperial System Equivalent Product Model Nomenclature S25S-MTFNL16 S16S-MTFNL16 (Standard ANSI Equivalent 1" Shank Reference) Shank Diameter (D) 25 mm Round Shank 1

try reducing the depth of cut while maintaining a high feed rate

utilizing a high-rigidity 16x16mm (5/8" × 5/8" square) monolithic alloy steel shank with an engineered curved clearance neck architecture maximizes mass density directly beneath the axial face cutting zone

MGHH225R15-160/400（no include inserts） CCMT120404-MT TT7015 and this holder is perfectlyBEYOND MGHH225R15 160 400 External Spring Steel Turning Tools MGHH225R15 160 400 MGHH225 MGHH225R15 160 400 CNC Lathe Cutter Holder Machine Metal Tools Package Include: 1pcs turning tool holder (not include insert) Specifications: UsageSpring Steel Turning Tools Model NumberMGHH225R15 160 400 Brand NameOYYU BEYOND