Product Description
CMT Solid Carbide Reversible Insert Knives - 29.5x12x1.5mm, 4/35 deg., 10-Pack are precision-ground throwaway knives engineered for demanding profiling and molding work on spindle moulders, profile machines, and router tables fitted with compatible cutter heads. Made from K1920 grade solid carbide, these indexable insert knives deliver extended cutting life on hardwood, softwood, MDF, chipboard, and plywood - making them a dependable choice for production shops and craftsmen who need consistent profile quality with minimal downtime. Each pack contains 10 knives, giving you a ready supply of fresh cutting edges on hand.
Key Features
- K1920 Solid Carbide Material - tungsten carbide construction withstands the heat and abrasion of continuous profiling on dense hardwoods and engineered sheet goods, outlasting high-speed steel alternatives in demanding applications.
- 4 Cutting Edges per Knife - the reversible throwaway design means you simply rotate or flip the insert to expose a fresh 35 deg. bevel edge when one dulls, quadrupling the usable life from each individual knife before replacement is needed.
- 35 deg. Bevel Angle - this geometry is optimized for clean shearing cuts during profiling and molding operations, reducing tear-out on both solid wood and composite materials.
- Precise Dimensions: 29.5mm length x 12mm height x 1.5mm thickness - ground to exact tolerances so each knife seats consistently in the cutter head, producing repeatable profile quality from piece to piece without adjustment.
- Standard Indexable Knife Format (HW-K1920) - fits compatible insert shaper systems and cutter heads designed for this widely used knife size, making changeovers fast and straightforward.
- 10-Piece Pack - having a full set of replacement knives on hand reduces production interruptions, keeping your machine running through long runs.
Why This Product
- With 4 usable cutting edges per knife and 10 knives per pack, you get up to 40 cutting edge changes from a single order - a cost-effective solution for shops that run high volumes of profiling, rabbeting, grooving, or edge molding work.
- The K1920 carbide grade is specifically suited for the combination of hardness and toughness needed when machining abrasive materials like MDF, chipboard, and plywood alongside solid hardwood and softwood, reducing the need to switch knife types between jobs.
- The standard 29.5x12x1.5mm indexable format is a widely recognized insert knife size for compatible cutter head systems, meaning these knives integrate into existing setups without special tooling or modifications.
- The reversible throwaway design eliminates the time and equipment cost of knife sharpening - when an edge is spent, simply index to the next edge and resume cutting, keeping your workflow moving.
Specifications
- Manufacturer Part Number: 790.295.12
- Brand: CMT Orange Tools
- Knife Type: Solid Carbide Reversible Throwaway Insert Knife
- Material: K1920 Solid Carbide
- Total Length: 29.5mm
- Cutting Height: 12mm
- Thickness: 1.5mm
- Bevel Angle: 35 deg.
- Number of Cutting Edges: 4
- Knife Format: HW-K1920 Standard Indexable
- Quantity: 10-Piece Pack
Approved Applications
- Profiling and Molding
- Edge Profiling
- Rabbeting
- Grooving
- Jointing
- Compatible Materials: Hardwood, Softwood, MDF, Chipboard, Plywood
- Compatible Machines: Spindle Moulder, Profile Machine, Router Table with Compatible Cutter Head
Frequently Asked Questions
How many usable cutting edges does each knife have?
Each knife has 4 cutting edges at a 35 deg. bevel angle. When one edge becomes dull, the knife can be rotated or flipped to expose a fresh edge, giving you 4 cutting edge changes per knife before it needs to be replaced.
What does the knife format designation HW-K1920 mean?
HW-K1920 identifies this as a standard indexable carbide insert knife in the K1920 grade. This format designation is used to confirm compatibility with cutter heads and insert shaper systems designed to accept this specific knife size and geometry (29.5x12x1.5mm with a 35 deg. bevel).
Are these knives suitable for use on engineered wood products like MDF and chipboard?
Yes. The K1920 solid carbide material is well suited for cutting abrasive engineered sheet goods including MDF, chipboard, and plywood, in addition to hardwood and softwood. Solid carbide maintains its edge longer than high-speed steel when machining these abrasive materials.
How many knives are included per pack?
Each pack contains 10 solid carbide insert knives, all in the 29.5x12x1.5mm size with a 4-edge, 35 deg. bevel configuration.
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