New research and development, special modular drill tip for tube sheet (crown drill), Walter's exclusive parameter process grinding, strongly substitute an imported brand.The imported quality and affordable price, for large-diameter single-specification porous workpieces, it can effectively replace the solid carbide drill, which greatly reduce the cost of production!
Contact: Julia Long
Phone: 86-15197383063
Tel: 86-731-22283096
Email: info@zyjcarbide.com
Add: No.52 Hongqi North Road,Shifeng District,Zhuzhou,Hunan,China