Drillco 7/8 4‑Flute Single‑End Ball Nose End Mill (77A156C)
Drillco 77A156C 7/8 4-Flute Single-End Ball Nose End Mill is a precision solid carbide tool designed for high-performance 3D milling, contouring, and finishing in metals and other hard materials. Its ball nose tip allows smooth curves and detailed profiling, while its durable solid carbide construction ensures extended tool life.
Solid carbide construction for maximum strength and wear resistance
Ball nose tip for accurate 3D contouring and finishing
Single-end 4-flute design for efficient material removal and smooth surface finish
Supports extremely high feed and speed rates, outperforming HSS end mills
7/8" diameter suitable for heavy-duty and large-scale milling applications
Maintains dimensional accuracy even under demanding machining conditions
Produces precise finishes on complex shapes and surfaces
Reduces tool wear and extends operational life
Ensures superior surface quality on metals and hard materials
Optimizes machining efficiency and productivity
Technical Specifications:
Type: Solid Carbide Ball Nose End Mill
End Type: Single-End
Applications: 3D profiling, contouring, and finishing in metals and hard materials
Material: Solid Carbide
Additional Features: High feed and speed capability; Ball nose for smooth curves; Extended tool life
Product identification
- Brand: Drillco
- Model / MPN: 77A156C


