Product Description

Down the hole bits are drill bits matched with the down the hole hammers through splines, and widely used in surface drilling, rock quarries, power and water projects, water well drillings,etc. Down the hole bits are divided into low air pressure and middle high air pressure. The down the hole bits are matched with down the hole hammers and had the characteristics of hole straightness, high speed and deep hole drilling. Therefore, down the hole bits are widely used.