Product Description
CMT 690.123 Profile Knives for Insert Shaper System - 1-37/64" x 5/32" (40x4mm), 2-Pack are precision-crafted shaper knives designed for use with CMT universal cutter heads, giving woodworkers a reliable and repeatable way to cut consistent molding profiles in hardwood, softwood, MDF, and chipboard. Made from alloyed steel for long-lasting performance, these 40x4mm profile knives are part of CMT's comprehensive Insert Shaper System, making them a versatile addition to any serious shop working with spindle moulders, profile and edging machines, or dedicated moulders.
Key Features
- Alloyed Steel Construction - provides long-lasting performance and durability through demanding profiling and molding operations, reducing the frequency of knife changes and downtime.
- 40x4mm Knife Size (1-37/64" x 5/32") - a standardized dimension that fits within the CMT Insert Shaper System's universal cutter heads, ensuring a secure and consistent fit every time knives are changed.
- Sold as a Pair (2 Knives) - both knives included are matched as a set, so profiles are balanced across the cutter head for smooth, vibration-free cuts and a quality surface finish.
- Compatible with Universal Cutter Heads - these knives work with a variety of profile knife cutter heads within the Insert Shaper System, giving you the flexibility to swap profiles without investing in entirely new tooling.
- Variety of Profile Knives Available - profile number 123 is one of many available CMT Insert Shaper System profiles, meaning shops can build a library of knives for cabinet door making, edge profiling, frame and panel work, and decorative molding.
Why This Product
- Built for the Insert Shaper System - rather than purchasing a separate cutter head for every profile, the 690.123 knives snap into universal CMT cutter heads, making it cost-effective to expand your profile library without redundant tooling investment.
- Alloyed Steel for Extended Service Life - the alloyed steel material delivers long-lasting cutting performance, meaning these knives stand up to repeated use on hardwood, softwood, MDF, and chipboard without rapid wear or profile degradation.
- Matched Pair Included - because both knives in the pair are ground to the same profile and included together, setup is straightforward and balanced cuts are achievable right out of the package.
- Standardized 40x4mm Size - the 40x4mm knife dimension fits within a universal system designed for flexibility, so these knives can be used across a range of compatible cutter head configurations in professional and production woodworking environments.
Specifications
- Manufacturer Part Number: 690.123
- Brand: CMT Orange Tools
- Cutting Height: 1-37/64"
- Maximum Thickness: 5/32"
- Knife Size: 40x4mm
- Material: Alloyed Steel (SP)
- Quantity: 2 knives (sold as a pair)
- System Compatibility: CMT Insert Shaper System - Universal Cutter Heads
- Profile Number: 123
Approved Applications
- Molding and profiling on spindle moulders and dedicated moulders
- Cabinet door making and decorative edge profiling
- Frame and panel work using profile and edging machines
- Shaping hardwood, softwood, MDF, and chipboard workpieces
Frequently Asked Questions
What cutter heads are these knives compatible with?
The CMT 690.123 profile knives are designed for use with CMT universal cutter heads within the Insert Shaper System. They are sized at 40x4mm (1-37/64" x 5/32") to fit within this system's cutter head lineup, making it easy to swap profiles without replacing the entire head.
How many knives are included in this listing?
This listing includes 2 knives, sold as a matched pair. Using a matched pair ensures balanced cutting on the cutter head and a smooth, consistent profile on the workpiece.
What materials can these profile knives be used on?
These alloyed steel knives are suitable for use on hardwood, softwood, MDF, and chipboard, making them well-suited for a wide range of production woodworking and cabinet shop applications.
Can these knives be used with other brands of insert shaper cutter heads?
These knives are part of the CMT Insert Shaper System and are sized at the standard 40x4mm dimension. CMT indicates they are designed for use with universal cutter heads accepting this knife size. Always confirm the specific knife slot dimensions of your cutter head before use to ensure compatibility.
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