Professional HSS Mini Saw discs for commercial or occasional use 6pc HSS saw discs Ideal for precision cuts in a number of materials including wood and plastic Endurance blade offers faster cutting and extra long life for hobbyist Suitable for craft / air fix / modelling and home repairs Precision ground teeth Extra thin blade provides precision cuts with a minimalistic removal of material Cut ranges from 0.4mm to 0.8mm Comes complete with mandrel with 3.2mm shank so suitable for use in most rotary tools These 6 HSS cutting discs are constructed of high carbon steel for strength and durability Maximum speed 20,000 RPM SET INCLUDES THE FOLLOWING 1. 1 x 22mm (diameter) x 0.4mm (thickness) x 6.35mm (internal bore 2. 1 x 25mm (diameter) x 0.5mm (thickness) x 6.35mm (internal bore 3. 1 x 32mm (diameter) x 0.6mm (thickness) x 6.35mm (internal bore 4. 1 x 35mm (diameter) x 0.7mm (thickness) x 6.35mm (internal bore 5. 1 x 44mm (diameter) x 0.8mm (thickness) x 6.35mm (internal bore 6. 1 x 3.2mm shank mandrel