Contour Block Fine 140 x 51mm

Contouring Block 28mm Radius internal face and 30mm Radius external face, FINE grit. Dims. 140 x 47 x 52mm approx. Tungsten carbide grit abrasive, tough and long lasting. Ideal for finishing under cambers, grooves and fillets. Leading and trailing edges. Perma-Grit® Tools will cut: - All Woods, Glass Fiber, Carbon Fiber, Kevlar, Plexiglas, Lexan, Perspex, Acrylics, Plastics, Polystyrene, Brass, Copper, Aluminum, Ceramics, Stone, Horn, Antler etc. FINE grit approx. equivalent to UK 320 / US 120 sandpaper