Trend Professional Miniature Bearing Router Cutters MB/08X1/4TC - Mini Guided Round Over 4mm Radius x 12.7mm Diameter Key Features: Miniature bearing cutters ideal for sign-making, musical instrument building and other small intricate projects.

Can be used on wood and plastic.

Small bearing allows access to tight spaces and gives sharp corners.

The unique design delivers a constant cutting edge that eliminates the need for hand sanding or filing.

The tools have miniature bearings fitted which have a limited life of approximately 100 linear metres, after which these consumables will need to be replaced.

Specification: D1: 12.7 mm (metric diameter) C: 9.5 mm (metric cut length) OL: 46 mm (overall length) B: 4.8 mm (metric bearing diameter) R1: 4.0 mm (radius) Shank Diameter: 1/4 inch