Onsrud Cutter 63-733 3/8″ Solid Carbide Upcut O-Flute CNC Router Bit

New Onsrud Cutter 63-733 solid carbide CNC router bit. This professional-grade cutting tool features a single-flute upcut spiral O-flute design engineered for efficient chip removal and a smooth finish when machining plastics and solid-surface materials.

The 63-733 features a 3/8″ cutting diameter, 1-1/8″ length of cut, 3/8″ shank, and 3″ overall length. Its 21° helix and O-flute geometry are optimized for CNC routing applications involving hard plastics.

Specifications

• Manufacturer: Onsrud Cutter
• Part Number: 63-733
• Series: 63-700
• Cutter Diameter: 3/8″ (0.375″)
• Length of Cut (LOC): 1-1/8″
• Shank Diameter: 3/8″
• Overall Length (OAL): 3″
• Number of Flutes: 1
• Flute Type: Spiral O-Flute
• Chip Removal: Upcut
• Helix Angle: 21°
• Material: Solid Carbide
• Coating: Uncoated
• Cutting Type: Center Cutting
• Cutting Direction: Right Hand
• Primary Application: Hard Plastics
• Country of Origin: USA

Applications

The Onsrud 63-733 is designed for CNC routing, finishing, profiling, trimming, and machining of hard plastics and solid-surface materials.

Typical applications include:

• Acrylic
• Polycarbonate
• PVC
• Nylon
• Solid-surface materials
• Plastic sheet
• Plastic components
• CNC profiling and trimming
• Finishing applications

The spiral O-flute design provides increased chip clearance, helping improve chip evacuation, surface finish, and resistance to chip rewelding.

Features

• Genuine Onsrud Cutter tooling
• Solid carbide construction
• Single-flute design
• 3/8″ cutting diameter
• 1-1/8″ cutting length
• 3/8″ shank
• 3″ overall length
• 21° helix
• Upcut spiral O-flute
• Designed for hard plastics and solid-surface materials
• Suitable for CNC routers and machining centers
• High-performance cutting geometry

Package Includes

1 × Onsrud Cutter 63-733 Solid Carbide CNC Router Bit