Product Description
CMT 690.018 Profile Knives for Insert Shaper System are precision-crafted shaper knives designed to work with CMT universal cutter heads, delivering consistent molding profiles for woodworking applications ranging from cabinet door making to frame and panel work. Sold as a pair of 2 knives, these 40x4mm (1-37/64" x 5/32") alloyed steel blades bring long-lasting performance to spindle moulders, profile and edging machines, and other compatible shaping equipment. Whether you are profiling hardwood, softwood, MDF, or chipboard, these insert knives are built to maintain profile accuracy across extended production runs.
Key Features
- Pair of KSS 40x4mm profile knives - sold as a matched set of 2, so both knives are replaced together for balanced cutting performance and consistent profile results.
- Compatible with universal cutter heads - fits a variety of insert shaper cutter head systems accepting 40x4mm knives, giving you broad machine compatibility without the need for specialized tooling.
- Made of alloyed steel - the alloyed steel construction provides strength and wear resistance, supporting long-lasting performance even in demanding production environments.
- Long-lasting performance - engineered for extended service life, reducing downtime and the frequency of knife changes during high-volume shaping and profiling tasks.
- Cutting height of 1-37/64" - the generous cutting height allows the knives to shape substantial profile depths, making them suitable for detailed molding, edge profiling, and decorative work.
- Maximum thickness of 5/32" - the precise thickness spec ensures proper seating and secure clamping within compatible insert shaper cutter heads, promoting safe and stable operation.
Why This Product
- If you need a reliable, drop-in profile knife solution for your insert shaper cutter head, the 40x4mm format is a widely accepted standard size that works with a variety of universal shaper systems - no custom tooling required.
- The alloyed steel construction and long-lasting performance design mean fewer interruptions to your workflow, making these knives a practical choice for both production shops and serious hobbyists running hardwood, softwood, MDF, or chipboard.
- Buying knives in a matched pair ensures both cutting edges are renewed at the same time, preserving cutter head balance and delivering a uniform profile from edge to edge.
- With a cutting height of 1-37/64" and a broad range of profile options available in the CMT insert shaper knife system, you can tackle molding, cabinet door work, edge profiling, and frame-and-panel projects with a single compatible cutter head platform.
Specifications
- Manufacturer Part Number: 690.018
- Brand: CMT Orange Tools
- Cutting Height: 1-37/64"
- Maximum Thickness: 5/32"
- Knife Size (metric): 40x4mm
- Quantity: 2 knives (1 pair)
- Material: Alloyed steel
- System Compatibility: Universal insert shaper cutter heads
Approved Applications
- Molding and profiling on spindle moulders and profile and edging machines
- Cabinet door making and decorative edge profiling
- Frame and panel work in hardwood and softwood
- Shaping and profiling of MDF and chipboard
Frequently Asked Questions
What size are these profile knives, and will they fit my cutter head?
These knives measure 1-37/64" x 5/32" (40x4mm) and are designed for use with universal insert shaper cutter heads that accept 40x4mm knives. Always confirm your cutter head accepts this knife format before ordering.
How many knives come in a package?
Each package includes a matched pair - 2 profile knives - so both cutting edges are replaced at the same time, maintaining cutter head balance and consistent profile output.
What materials can these profile knives cut?
These knives are suited for use with hardwood, softwood, MDF, and chipboard, making them versatile for a wide range of molding, profiling, and cabinet making applications.
What is the profile number for this knife, and are other profiles available in this system?
This is profile number 018 within the CMT insert shaper knife system. The system offers a variety of profile knives for universal cutter heads, allowing you to build a library of profiles using the same compatible cutter head platform.
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