SpeTool Carbide Single-Flute CNC Router Bit 1-8-inch Diameter 1-4-inch Shank TAC Coated O-Flute Upcut

Overview

The SpeTool Carbide Single-Flute CNC Router Bit is engineered for precise, consistent cuts across a range of non-ferrous materials. With a TAC coating that boosts durability and an O-Flute spiral design for efficient chip evacuation, this compact bit blends reliability with versatile performance for hobbyists and small workshops.

What makes it stand out

• Coating and durability: The TAC coating provides up to 2.5x longer life than uncoated bits, helping maintain sharpness through longer sessions.
• Smart geometry: The O-Flute spiral promotes smooth cutting and reduces clogging, contributing to steadier feed rates and better surface quality.
• Materials you can trust: Ideal for acrylic, plastic, aluminum, copper, and wood, supporting a variety of project needs from signs to prototypes.
• Wide range of applications: Suitable for carving, cutting, slotting, milling, and hollow cutting, with practical use in CNC routing and sign making.
• Durable and precise: A solid carbide construction paired with a single-flute design prioritizes durability and consistent cuts for repeatable results.

Specifications at a glance

• Material: Solid carbide
• Cutting length: 1/2 inch
• Diameter: 1/8 inch
• Shank: 1/4 inch
• Overall length: 2 inches
• Compatible with 1/4 inch collets

Real-world use

Whether you’re shaping plastic panels for a model, trimming aluminum extrusions for a small run, or carving decorative elements in wood, this bit offers a balanced mix of sharpness, stability, and easy chip removal. The TAC coating helps sustain performance through longer sessions, while the O-Flute design helps keep your cuts clean and consistent. Consider this bit when you need dependable performance for a PVC/aluminum/plastic cutter workflow without overextending your budget.