Spiral Router Bits
spiral router bits with coating
spiral router bits with coating

Spiral Router Bits

Spiral Router Bits

Spiral Router Bits

High-Precision Cutting for CNC Applications

The Spiral Router Bits are engineered for professional CNC machining, delivering exceptional performance across a wide range of materials, including MDF, particleboard, laminated plywood, artificial stone, aluminum, soft plastics, and hard plastics.

Made with premium-grade tungsten carbide and enhanced with advanced coatings, these tools provide long tool life, excellent wear resistance, and consistently smooth finishes even under demanding conditions. Their spiral flute design ensures efficient chip evacuation and reduced cutting resistance, making them ideal for high-speed, precision routing.

Available in Up-Cut, Down-Cut, and Compression designs, they give manufacturers the flexibility to choose the right geometry for specific machining needs.

Key Features

  • Premium Carbide Construction
    Manufactured from high-grade tungsten carbide for strength and durability.
  • High Precision Grinding
    Delivers consistent dimensional accuracy and superior cutting performance.
  • Spiral Flute Design
    Optimized for chip evacuation and efficient material removal.
  • Extended Tool Life
    Advanced coatings reduce wear, heat buildup, and extend durability.
  • Wide Material Compatibility
    Effective on wood-based panels, artificial stone, aluminum, and plastics.
  • Versatile Variants
    Offered in Up-Cut, Down-Cut, and Compression styles for CNC routing applications.
  • OEM / ODM Support
    Custom dimensions    , flute geometries, and shank sizes available upon request.
Up-Cut HelixDown-Cut HelixCompression-Cut Helix
Upward chip evacuation makes this ideal for general cutting, deep-slotting, and grooving in composite panels.Downward chip pressure ensures superior top-edge quality, making it recommended for clean finishes on solid wood and coated panels.Combined up-cut and down-cut flutes ensure clean edges on both surfaces, ideal for double-sided laminated or veneered materials.

 

Applications

  • CNC Woodworking
    Precise machining of MDF, particleboard, plywood, and laminated panels.
  • Solid Surface & Artificial Stone
    Clean routing with minimal edge chipping.
  • Metal & Plastics
    Suitable for aluminum profiles, soft plastics, and hard plastics.
  • Professional Manufacturing
    Ideal     for cabinetry, furniture, and custom CNC projects.

Looking for high-precision spiral router bits for CNC machining?

Contact GOLDEN EAGLE today to request OEM/ODM options or configure custom router bits for your production needs.


Features:：
Designed for high-abrasion wood processing, combining compression spiral geometry with advanced coating for smooth edges and extended tool life.

Applications:
MDF, Chipboard (MFC)

Cut Direction:
Compression-Cut Helix

M = Mortise Compression

ΦDSL3L2L1ZItem ID
1/2"1/2"0.1881"3"2+2-MR12C21.03M
1/4"1/4"0.1887/8"2-1/2"2+2-MR14C2.8752.5M
3/8"3/8"0.1881"3"2+2-MR38C21.03M
1/2"1/2"0.21-3/8"3-1/2"2+2-MR12C21.3753.5M

Features:：
Innovative geometry and proprietary coating reduce heat and edge chipping, ensuring durability and stable cutting performance.

Applications:
MDF, Chipboard (MFC)

Cut Direction:
Compression-Cut Helix

ΦDSL3L2L1ZItem ID
3/8"3/8"0.3941"3"2+2R38C21.1253
1/2"1/2"0.5621-5/8"3"2+2R12C21.1253
1/2"1/2"0.6251-3/8"3-1/2"2+2R12C21.3753.5
1/2"1/2"0.751-5/8"4"2+2R12C21.6254

Features:：
Premium carbide construction offers excellent wear resistance and consistent performance, ideal for cabinet and furniture manufacturing.

Applications:
MDF, Chipboard (MFC)

Cut Direction:
Compression-Cut Helix

M=Mortise Compression

ΦDSL3L2L1ZItem ID
1/2"1/2"0.1887/8"3"3+3-MR12C3.8753M
3/8"1/4"0.1887/8"3"3+3-MR38C3.8753M
1/2"1/2"0.201-3/8"3-1/2"3+3-MR12C31.3753M

Features:：
Standard spiral design, delivering a tool life several times longer than HSS cutters. Ideal for applications requiring upward chip evacuation.

Applications:
MDF, Chipboard (MFC)

Cut Direction:
Up-Cut helix

ΦDSL2L1ZItem ID
1/4"1/4"7/8"2-1/2"2R14U2.8752.5
3/8"3/8"1-1/8"3"2R38U21.1253
1/2"1/2"1-1/8"3"2R12U21125.3

Features:：
High-helix angle design ensures smooth cutting surfaces and efficient chip evacuation. Special tip geometry enhances finish quality on the bottom surface, making it ideal for MDF machining.

Applications:
MDF, Chipboard (MFC)

Cut Direction:
Down-Cut helix

ΦDSL2L1ZItem ID
1/4"1/4"3/4"2-1/2"1R14XU1.752.5H
3/8"3/8"1-1/8"3"1R38XU1.125.3S
1/2"1/2"1-5/8"3-1/2"1R12XU1.6253.5H

Features:：
Premium carbide construction ensures wear resistance and stable performance, ideal for cabinet making, furniture.

Applications:
Soft woods, Hard woods, Plywood boards, Solid surface boards, Aluminum, Soft plastics, Hard plastics

Cut Direction:
Up-Cut Super O-Flute

ΦDSL2L1ZItem ID
1/4"1/4"3/4"2-1/2"2R14XU2.752.5
3/8"3/8"1"3"2R38XU21.03
1/2"1/2"1-1/8"3-1/2"2R12XU21.1253.5

Features:：
Designed for machining both soft and hard plastics, delivering smooth cutting surfaces with efficient upward chip evacuation.

Applications:
Hard plastics, Soft plastics

Cut Direction:
Up-Cut O-Flute

ΦDSL2L1ZItem ID
1/4"1/4"7/8"2-1/2"2R14B2.8752.5
3/8"3/8"1-1/8"3"2R38B21.1253
1/2"1/2"1-1/8"3"2R12B21.1253

Features:：
Low-helix angle design, suitable for machining both soft and hard plastics, providing smooth cutting surfaces with efficient upward chip evacuation.

Applications:
Hard plastics

Cut Direction:
Up-Cut O-Flute

ΦDSL2L1ZItem ID
1/4"1/4"7/8"2-1/2"2R14B2.8752.5
3/8"3/8"1-1/8"3"2R38B21.1253
1/2"1/2"1-1/8"3"2R12B21.1253

Features:：
Unique geometry with specialized tip and highly polished flutes achieves superior surface finish, reaching Ra 28 when machining plastics.

Applications:
Engraving and carving

Cut Direction:
Spiral Upcut Ballnose

ΦDSL2L1ZItem ID
1/4"1/4"7/8"2-1/2"2R14B2.8752.5
3/8"3/8"1-1/8"3"2R38B21.1253
1/2"1/2"1-1/8"3"2R12B21.1253