TREND C223X1/2TC GUIDED INTUMESCENT RECESSER 20.0MM X 4.0MM CUT Key Features: For either frame or door applications, with standard Intumescent Strip.

Neatly cuts grooves on doors or frames to accept Intumescent Strip which enables the formation of effective barriers to both fire and smoke.

By using alternative ball bearings diameters other seal thicknesses can be introduced.

Alternative bearings can be purchased to suit other thicknesses.

Specification: Shank Diameter: 1/2 inch Diameter Metric (D): 40 mm Cut Length Metric (C): 20 mm Bearing Diameter Metric (B): 32 mm Metric (E): 4 mm Overall Length Metric: 72 mm Fire check: 60 minutes Grade: TCT - Tungsten Carbide Tipped