1. The effect of protecting diameter is good: the new diamond drill has strong abrasion resistance and good diameter keeping performance, which can make the cutting teeth highly utilized.
2. Long life of the drill: the material of the diamond is long, and is longer than the similar product.

Specifications

BR	Head shape	Diameter mm	Number of vents	NO X button diamter			weight (KG)
				Toothed	Gauge	Front
BR33	Convex Face	94	2	Semi-Ballistic Button	6XØ14	2XØ13+2XØ12	-
	Flat Face Bit	115	2	Round Button	8XØ14	7XØ13	-
We can design and manufacture according to customers requirement of the bit diameter,the NO.of air holes,carbide buttons and the face shape.

Feature Advantage

  Hunan new diamond Construction Machinery Co., Ltd. is a professional engaged in the research and manufacture of drilling and pneumatic tools of modern high-tech enterprises。
   The main research and manufacture of high air pressure DTH hammer, drill hole, drill pipe and drilling tools, products are widely used in engineering, mining, engineering and construction engineering, water wells, geothermal drilling municipal engineering.

   The company which covers an area of 55,000㎡,currently employs more than 300 people, including 75 senior management technicians, both with rich professional skills and management capabilities.

      The"new diamond "quality and technical level of the leading domestic and international advanced level, has become the domestic and foreign well-known brands, praised by the majority of users, products are exported to Australia, Chile, Canada, South Africa, Ethiopia, Malaysia, South Korea, Brazil, Russia, Taiwan, Hongkong.