Payment & Shipping Terms:
|Hammer Type:||CIR90A\CIR90B\930\930A\M3||Bit Diameter Range:||110mm\115mm\120mm\127mm\140mm\150mm(4"~6")|
|Gauge Button Size:||Φ14 YK05 Round Button\domed||Button Arrange:||40|
|Working Pressure:||0.5~1.0Mpa||Service Life:||About 180 Meters, On Extremely Hard Granite, No Grinding|
drilling rig drill bit,
air rock drill bits
CIR series hammer bits are used with Down-the-hole hammers for drilling holes through a wide range of rocks types. In conjunction with DTH hammers, drill hammer bits are designed with a spline drive for rotating the bit in the ground. Drill bits are available in different sizes and different styles so they can drill a wide range of hole sizes. Our variety of Down the Hole (DTH) bits is manufactured using high quality materials to provide you with a fine balance between penetration capability and bit life.
Shank type: CIR50,CIR60,CIR70,CIR80,CIR90,CIR110,CIR130,CIR150,CIR170
CIR76,CIR90 and CIR110 are most widely used.
How to choose the suitable head face of the DTH drill bit?