Product Description
CMT 690.504 Profile Knives for Insert Shaper System are a pair of alloyed steel shaper knives sized 1-31/32 in. x 5/32 in. (50x4mm), designed to work with CMT universal cutter heads for molding, profiling, and edge shaping in woodworking applications. These knives deliver long-lasting performance in demanding shop environments, making them a reliable choice for cabinetmakers, furniture builders, and millwork professionals who rely on consistent profile results.
Key Features
- Alloyed steel construction - provides durability and resistance to wear during repetitive profiling cuts, helping extend the service life of each knife pair.
- Knife size: 1-31/32 in. x 5/32 in. (50x4mm) - fits within the standard 50mm insert shaper knife slot, ensuring compatibility with CMT universal cutter heads and similar insert shaper systems.
- Sold as a pair (2 knives) - both knives are included in each package, so the cutter head is ready to be fully loaded for balanced cutting without sourcing additional pieces.
- Part of a broad variety of profile options - CMT offers multiple profile knife patterns for the same insert system, making it straightforward to switch between molding profiles using the same cutter head investment.
Why This Product
- The 50x4mm format integrates directly into CMT universal cutter heads, meaning woodworkers can change molding profiles quickly without replacing the entire cutter - saving time and tooling costs when running multiple profiles in production or custom work.
- Made of alloyed steel with long-lasting performance as a stated design goal, these knives are suited for shops that need consistent profile quality across extended production runs on hardwood, softwood, and engineered panels.
Specifications
- Manufacturer Part Number: 690.504
- Brand: CMT Orange Tools
- Cutting Height: 1-31/32 in.
- Maximum Thickness: 5/32 in.
- Knife Size (Metric): 50x4mm
- Material: Alloyed Steel (SP)
- Quantity: 2 knives (sold as a pair)
- System Compatibility: CMT Insert Shaper System - Universal Cutter Heads
Approved Applications
- Molding and profiling on spindle moulders and shapers
- Cabinet door making and frame work
- Edge profiling on hardwood and softwood
- Profile work on MDF and chipboard
Frequently Asked Questions
What cutter heads are these profile knives compatible with?
These 50x4mm profile knives are designed for use with CMT universal cutter heads as part of the CMT Insert Shaper System. The 50mm knife format fits the standard insert slot on CMT universal cutter heads, allowing the same cutter head body to accept a wide variety of profile knife patterns.
How many knives come in one package?
Each package of CMT 690.504 includes 2 knives - sold as a matched pair. This gives you everything needed to fully load a cutter head for balanced cutting right out of the box.
What material are these insert shaper knives made from?
The CMT 690.504 profile knives are made of alloyed steel (SP material grade), which is the standard material used in CMT's insert shaper knife line. This construction is intended to deliver long-lasting cutting performance in woodworking applications.
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