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Dia32mm 34mm Taper Chisel Rock Drill Bits for Mining Chisel Drilling Bit Quarry
| MOQ | 5pcs |
Premium designs and steel and premium tungsten carbide insert grade T6 supplied by Boart Long year , tungsten
carbide code No. YK05 supplied by Zhuzhou 601 factory , Offers industry-leading strength and penetration rates for
more productivity . Excellent straightness and hole clean quality , Get max . drilling performance
It is widely used in drilling holes with a depth size less than 5 meters and diameter scope in 20-45 mm by light-duty hand hold drills, like Y6, Y10, Y24, major use in natural dimensional stone quarry for small hole drilling, block's trimming and 2nd splitting for small blocks. To match Hexagonal 22 mm and Hexagonal 12 mm's tapered drill steel with 4/6/7/11/12 degree.
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