* Draper quality 1 1/8" Hexagon Shank Pointed Chisel measuring 29mm, 30mm X 410mm. * Correctly hardened and tempered steel, suitable for breaking up concrete and hard surfaces. Draper 1700W 18.5kg Breaker Hex Chisel Point 30 x 410mm Steel Suitable for use in the Draper 1600W 15kg breaker, stock number 83352. Made from good quality steel that's been correctly hardened and tempered.