General description The Roughneck 3 Piece Bolster & Chisel Set is designed for durability and performance. Made from drop-forged and heat-treated chrome vanadium steel, this set ensures outstanding toughness and long-life performance. The innovative interchangeable non-slip guard securely locks onto the shaft, preventing slips during impact and allowing for easy removal in tight spaces or for flush cutting. Technical specifications Material: Chrome vanadium steel Cold chisel dimensions: 25 x 279 mm / 1 x 11" Brick bolster dimensions: 76 x 279 mm / 2.1/4 x 11" Brick bolster dimensions: 102 x 279 mm / 4 x 11" Other information Interchangeable patented non-slip guard 45° single chamfer cutting edge for optimal cutting performance