1.the head of tungsten carbide tip is fired by vacuum
2.the product has passed ISO9000/2008
3.flat teeth
flat teeth are used as cutting teeth on augers, drilling buckets and CFA starter augers. The range of cutting teeth comprises several types
for different areas of application.The standard tooth for mounting on standard light-duty drilling tools in soft to medium hard soils, tungsten
carbide tipped primarily for application in abrasive soils).