90° SSK45 C20-20-200L(8-20) CNC Durable Nickel-Plated Chamfer Milling Cutter TNMG220408-PM YBC251 high-feed rates ★★★★★ BY-Extreme Master

high-feed rates ★★★★★ BY-Extreme Master (HRC 48) Hardened Tool Steel + Anti-Corrosive Coat Severe interrupted cuts

Featuring a massive 25x25mm shank

Brand Equivalent Grade Reference Application Range Coating Properties SUMITOMO AC6030M (Target) ISO M10 - M25 / Finishing & Fine Profiling Stainless Steel Absotech Platinum CVD Al2O3 - TiCN Crystal Matrix Sandvik Coromant GC2220 / GC2015 ISO M15 - M25 / Stainless Precision Finishing Inveio CVD multi-layer alumina coating Kennametal KCM15B / KC9215 ISO M10 - M20 / Fine Stainless Machining Advanced multi-layered CVD system Iscar IC6015 ISO M10 - M20 / High-Speed Fine Stainless Turning CVD coated high-hardness wear-resistant grade

Q1: When should I choose the AC510U grade over a tougher grade like AC520U

Semi-finishing and fine finishing passes requiring structural chip-breaking geometries

90° SSK45 C20-20-200L(8-20) CNC Durable Nickel-Plated Chamfer Milling Cutter TNMG220408-PM YBC251 high-feed rates ★★★★★ BY-Extreme MasterSpecifications: Designation: 90 SSK45 C20 20 200L(8 20) Blade material: Coated Handle Diameter: 20mm Blade diameter : 20mm Total Length: 200m Chamfer range : 8 20mm Adapter blade : APMT1604 Package Includes: A knife bar(not include blade) Features 42CRMO material, precision manufacturing, strong shock resistance, strong and durable High strength and hardness, high cost performance Chamfer design at the bottom of the knife bar, easy to disassemble