High carbon steel body with heat-treated teeth. For timber, plasterboard, plastics and non-ferrous metals. Includes 8 x holesaws: 19, 25, 29, 32, 38, 44, 51 and 64mm, 2 x arbors and 1 x 2.5mm hex key. Compatible with chucks up to 13mm. High carbon steel body with heat-treated teeth. For timber, plasterboard, plastics and non-ferrous metals. Includes 8 x holesaws: 19, 25, 29, 32, 38, 44, 51 and 64mm, 2 x arbors and 1 x 2.5mm hex key. Compatible with chucks up to 13mm.