Trend CraftPro Two Flute Intumescent Recessing Router Cutter Bit, 1/2 Inch Shank, 40mm Cut Diameter & 15mm Length, Tungsten Carbide Tipped, C221X1/2TC

Amazon

INTUMESCENT STRIP RECESS TOOL: Designed to accommodate intumescent strips in doors and frames, this specialised tool creates recesses. The recesses enable strip expansion during high temperatures, ensuring fire resistance and reducing flame and smoke propagation. TUNGSTEN CARBIDE TIPPED: 2.0mm micro-granular extra-hard tips for prolonged sharpness and cutter durability. Ideal for cutting softwood, hardwood, and man-made timber boards. PTFE NON-STICK COATING: Its PTFE non-stick coating reduces friction, minimises resin build-up and extends the cutter's lifespan for uninterrupted router performance. PRECISION CUTTING: The highly ground tip face is polished to 800-grit to ensure accurate cutting with a fine finish for professional routing results. SAFETY & COMPATIBILITY: Longer shanks accommodate both handheld and table routers. Features a Safety K-Mark for optimal shank positioning. EN Shank Markings for visible cutter safety data.

Power Tools Direct

Trend Craft Pro 1/2In Shank Intumescent Strip Cutter - 20Mm Width Two Flute Carbide Tips.Cuts The Perfect Sized Slot Into Door Edges And Door Frames For Fast Perfectly Flush Fitting Of Intumescent Strip.Bearing Guide Ensures The Correct 4Mm Depth And 15Mm Width Is Always Achieved To Meet Fire Regulations.1/2In Shank For Heavy Duty Work With Bigger Routers. Position Of Groove Can Be Altered With The Router Plunge For Correct Setting For 45 Minutes Fire And Smoke Protection.Ptfe Coating To Minimise Heat And Resin Build Up For Increased Cutter Performance And Longevity.1/2In Shank For Use In Bigger Routers And Heavier Applications With 'K'mark Shank To Ensure Safe Working Practices.PTDTREDIRC221X12TC

ManoMano

General description For either frame or door applications, the Trend C221 Intumescent Cutter is designed to cut grooves that accept standard Intumescent Strip, creating effective barriers against fire and smoke. This tool allows for the introduction of different seal thicknesses by using alternative ball bearings, which can be purchased separately. Technical specifications Dimensions: D=40 mm C=15 mm B=32 mm E=4 mm Shank Diameter: 1/2 inch Grade: TCT Diameter Metric: 40 mm Cut Length Metric: 15 mm Bearing Diameter Metric: 32 mm Compatible with 4.0 mm thick and 15.0 mm wide intumescent strip