Broaching tools are used to pre-broach holes for very hard materials with a hardness greater than 30 HRC or 300 Vickers. The broaching tool BT397-2 is used to pre-broach the following clinserts: CLX1032 CLXL1032 CLX1024 CLXL1024 CLH428 CLHL428 CLH420 CLHL420  Anemo can’t guarantee the amount of holes that can be pre broached, Since this is mostly due to hardness of the parent material and proper use of the tool. This is a stock-item.