4-point spark resistant chisel with 20mm wide hexagon shaft. Length: 200mm. Aluminium-bronze spark resistant safety tools are manufactured to 25HRC and offer a breaking strain of 75-85kgf/mm2. Spark-resistant tools must be maintained with special care. Frequent cleaning/re-dressing to remove ferrous particles or contaminants, which may impair the spark-resistant properties, is essential.
4-point spark resistant chisel with 20mm wide hexagon shaft. Length: 200mm. Aluminium-bronze spark resistant safety tools are manufactured to 25HRC and offer a breaking strain of 75-85kgf/mm2. Spark-resistant tools must be maintained with special care. Frequent cleaning/re-dressing to remove ferrous particles or contaminants, which may impair the spark-resistant properties, is essential.