Tunsgten Carbide, Deep Hole Drilling Machine, Deep Hole Drill Bit manufacturer / supplier in China, offering Sintered Solid Carbide Rods -D2.7mm × 330mm, Premium Quality Carbide Flat-Top Teeth for Precision Cutting, Customizable Solid Carbide Rods as Sintered φ2.7mm*330, Cutting Tools and so on.