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NUMA100-305 DTH Hammer Bit

  • Code No.: NUMA100-305
  • Diameter: 305mm
  • Air Holes: 3
  • Gauge Buttons: 12
  • Front Buttons: 32
  • Carbide Design: Dome
  • Face Design: Concave
  • Shank Type: NUMA

NUMA100-305 DTH Hammer Bit

Product details

Rock drilling tools factory ProDrill manufactures high quality DTH drill Bits with NUMA shank type are available in a various range of sizes and with a number of custom design features for optimum performance in a rock formation, which are designed to match all conceivable applications for water well drilling, stone quarrying, mining and construction. shank adaptor is the most important part of rock driling tools , which will decide rock drill's drilling efficiency and cost. 

NUMA100-305 DTH Hammer Bit

Rock drill bits Shank type: NUMA120; and DTH hammer bits hole diameter: 3'', 4'', 5'', 6'', 8''(85mm-350mm).

NUMA100-305 DTH Hammer Bit with concave face

Concave Face
The all around application bit face designed specifically for medium hard and homogeneous rock formations. Good hole deviation control and good flushing capacity.
Dome/Hemispherical Buttons
Universal buttons for all rock formation, best suited to hardest and very abrasive rock formation.

NUMA100-305 DTH Hammer BitNUMA100-305 DTH Hammer Bit

NUMA shank DTH drill bit with 305mm diameter, concave face, dome carbide buttons for blasting bore holes, water well drilling.

PDFFor more details please watch PDF online: DTH Hammer Bits with NUMA shanks Catalogue

                                                                            Numa125 Shank brief chart           

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