Desc:1.These diamond drill bits are made of industrial grade carbon steel, and the top thickened diamond coating provides excellent cutting strength.2.The ...
Desc:1.These diamond drill bits are made of industrial grade carbon steel, and the top thickened diamond coating provides excellent cutting strength.2.The ...
Desc:Designed for routing and repair random cracks in cured concrete, asphalt, and other building materials. Also used for decorative scoring and joint wid...