Product Description
CMT Solid Carbide Reversible Insert Knives - 30x12x1.5mm, 35 deg. Bevel, 2 Cutting Edges, 10-Pack are precision-ground throwaway carbide knives engineered for indexable cutter head systems used in spindle moulding, profile machining, and edge-forming operations. Built from K1920 grade solid carbide, these reversible insert knives deliver consistent cutting performance across hardwood, softwood, MDF, chipboard, and plywood. Each knife features two 35 deg. cutting edges, so when one edge dulls, simply rotate the insert to expose a fresh cutting surface - extending the useful life of every knife in the pack.
Key Features
- K1920 Solid Carbide Material - tungsten carbide construction provides exceptional hardness and wear resistance, meaning longer intervals between insert changes and lower tooling cost per linear foot of material profiled.
- Reversible Throwaway Design with 2 Cutting Edges - each knife carries two usable 35 deg. edges, so you effectively double the cutting life of every insert before replacement is needed.
- 35 deg. Bevel Angle - the geometry is optimized for clean shearing action across a variety of wood-based materials, reducing tear-out on hardwood and minimizing fuzzing on MDF and chipboard edges.
- Precision Dimensions: 30x12x1.5mm - ground to exact tolerances (30mm length, 12mm cutting depth, 1.5mm thickness), ensuring repeatable profile accuracy and a consistent fit in compatible indexable cutter heads.
- 10-Piece Pack - stocking 10 knives at once reduces downtime from running out of inserts mid-job and keeps production moving on high-volume profiling and moulding runs.
Why This Product
- For woodworking shops that run spindle moulders or profile machines continuously, the reversible two-edge design means fewer production stops - rotate to a fresh 35 deg. edge at the machine rather than waiting on a resharpen cycle.
- The K1920 carbide grade is matched to demanding applications in solid wood and engineered panels alike, making these knives a single versatile insert solution for mixed-material production environments.
- At 30x12x1.5mm with a consistent 1.5mm thickness, these inserts fit indexable cutter head systems that call for this specific knife format, eliminating fitment guesswork when replacing worn inserts.
- Purchasing in a 10-piece pack provides an on-hand supply of matched carbide inserts, so edge quality stays consistent across long production runs without switching between different batches of knives.
Specifications
- Manufacturer Part Number: 790.300.00
- Brand: CMT Orange Tools
- Total Length: 30mm
- Cutting Depth: 12mm
- Thickness: 1.5mm
- Bevel Angle: 35 deg.
- Number of Cutting Edges: 2
- Material: K1920 Solid Carbide
- Knife Type: Standard Reversible Throwaway (Indexable)
- Quantity: 10 per pack
Approved Applications
- Profiling and Moulding
- Edge Profiling
- Rabbeting
- Grooving
- Jointing
- Use in Spindle Moulders
- Use in Profile Machines
- Use in Edging Machines
- Use in Router Tables with Compatible Cutter Heads
Frequently Asked Questions
What does "reversible" mean for these carbide insert knives?
Reversible means each knife has two usable 35 deg. cutting edges. When the first edge becomes dull during profiling or moulding operations, you remove the insert, flip or rotate it, and reinstall it to use the second fresh edge - effectively doubling the cutting life before the insert needs to be discarded.
What are the exact dimensions of each knife in this pack?
Each knife measures 30mm in total length, 12mm in cutting depth, and 1.5mm in thickness, with a 35 deg. bevel angle. These dimensions match the standard indexable knife format designated HW-K1920 in the CMT product line.
What materials can these solid carbide insert knives cut?
The K1920 solid carbide grade is suited for cutting hardwood, softwood, MDF, chipboard, and plywood. The 35 deg. bevel geometry supports clean cuts in both solid wood and engineered wood panel products used in profiling, grooving, rabbeting, and edge-forming applications.
How many knives come in one pack, and why does that matter for production use?
Each pack contains 10 solid carbide reversible insert knives. Having 10 matched inserts on hand allows you to maintain consistent cutting geometry and edge quality across extended production runs without interruption, and ensures you always have a ready supply when rotating out dulled edges.
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