DTH Bit-Numa120-381 for deep hole water well and large diameter surface hole drilling
DTH Drill Bits are produced from premium quality nickel-alloy steel for increased durability and wear characteristics. Specific heat treatment standards and special “stress relief” processes ensure consistent performance.
DTH hammer bits are designed for maximum performance and hole cleaning ability and high penetration rate.
ProDrill Manufacture and supply of DTH hammer and DTH bits, DTH pipe ( tube ), DTH sub adapters, RC hammers, bits, drill rods, spares and equipment, drilling consumables for deep hole water well and larger diameter blasting bore hole surface drilling.
DTH Bit-Numa120-381 for deep hole water well and large diameter surface hole drilling
Diameter: 381mm
Air Holes No.: 4
Gauge Buttons: 12*18mm
Face Buttons: 36*16mm
Approx. Weight: 152.0KGS
Bit Face Type: Drop Center face
Carbide Design of DTH Buttons: Dome
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.
Rock drill bits Shank type: NUMA120; and DTH hammer bits hole diameter: 3”, 4”, 5”, 6”, 8”(85mm-350mm).
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.
NUMA shank DTH drill bit with concave face, dome carbide buttons for blasting bore holes, water well drilling.
Take advantage of our experience
Over the years we’ve worked on water monitoring bores, water production bores, dewatering bores and artesian bores which means if you’ve got to drill a water bore, we’ve got the skillset to fulfil the brief. Our purpose built DTH bit and DTH hammers and support equipment packages are designed to reduce unwanted downtime which means project slippages will be keep as low as possible.
For more information, Pls view the video of our product as followed:
PDFFor more details please watch PDF online: DTH Hammer Bits with NUMA shanks Catalogue
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NUMA100-305 DTH Hammer Bit for deep hole water well and large diameter surface hole drilling
DTH Drill Bits are produced from premium quality nickel-alloy steel for increased durability and wear characteristics. Specific heat treatment standards and special “stress relief” processes ensure consistent performance.
DTH hammer bits are designed for maximum performance and hole cleaning ability and high penetration rate.
