ROUND BROACH      Thecompany produces φ10~φ85mm, with precision to D, D3, D4 and H7, H8, H9 roundbroach, adopt high speed steel, in accordance with the national standard GB/Tand standard JB/T industry, stable quality, excellent performance, adapt to allkinds of materials and parts processing, can also be customized according touser demand non-standard series of round broach.