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NUMA100 Large Size Excellent Straightness DTH Hammer Bit with Carbide Inserts for Mining Borehole Drilling
NUMA100 Large Size Excellent Straightness DTH Hammer Bit with Carbide Inserts for Mining Borehole Drilling
NUMA100 Large Size Excellent Straightness DTH Hammer Bit with Carbide Inserts for Mining Borehole Drilling
NUMA100 Large Size Excellent Straightness DTH Hammer Bit with Carbide Inserts for Mining Borehole Drilling
NUMA100 Large Size Excellent Straightness DTH Hammer Bit with Carbide Inserts for Mining Borehole Drilling
NUMA100 Large Size Excellent Straightness DTH Hammer Bit with Carbide Inserts for Mining Borehole Drilling
Specifications
Brand Name :
MIROC
Model Number :
Cop, DHD, Mission, Ql, SD, CIR, BR
Certification :
ISO
Place of Origin :
CHINA
MOQ :
1
Supply Ability :
3000
Delivery Time :
20-30
Model NO. :
Numa100-305
Type :
Drill Bit
Material :
Carbon Steel
Usage :
Well Drilling, Ore Mining
Face Design :
Flat Face, Convex Face, Concave Face
Description
NUMA100 Large Size Excellent Straightness DTH Hammer Bit
The NUMA100 is a large-diameter Down-The-Hole (DTH) drill bit designed for mining borehole drilling applications. Engineered to fit the NUMA Challenger 100 DTH Hammer, this heavy-duty rock drilling tool delivers high penetration rates across various geological conditions.
Product Specifications
Type: DTH Button Bit (Down-The-Hole)
Diameter Range: 9-7/8" to 15" (250mm to 380mm)
Compatibility: NUMA 100 series hammers, interchangeable with Atlas Copco, Ingersoll-Rand, and Mission
Design: Carbide button inserts with various face configurations (flat, concave, convex) for optimal rock cutting
"NUMA100 bit" is the specialized cutting tool that pairs with the NUMA100 DTH hammer to efficiently drill deep, large-diameter holes in rock.

Head Shape Head Diameter(mm) Shank Length (mm) Spline Port holes Button qty pcs x dia mm Weight (kg)
Button Type Gauge Buttons Front Buttons
concave face 254 375 10 2 Domed 12×φ19 8×φ18+19×φ16 89
concave face 275 375 10 2 Domed 12×φ19 8×φ18+20×φ16 93.5
concave face 305 375 10 3 Domed 15×φ19 27×φ18+8×φ16 103.5
concave face 325 375 10 3 Domed 15×φ19 27×φ18+9×φ16 112
concave face 350 375 10 4 Domed 16×φ19 32×φ18+14×φ16 121
concave face 400 375 10 4 Domed 16×φ19 40×φ18+25×φ16 146.5
NUMA100 Large Size Excellent Straightness DTH Hammer Bit with Carbide Inserts for Mining Borehole Drilling
Competitive Advantages
  • Compatibility matching over 95% against original equipment manufacturer specifications
  • Competitive pricing compared to major brands while maintaining superior quality standards
  • Enhanced performance and durability for demanding mining and construction applications
NUMA100 Large Size Excellent Straightness DTH Hammer Bit with Carbide Inserts for Mining Borehole Drilling NUMA100 Large Size Excellent Straightness DTH Hammer Bit with Carbide Inserts for Mining Borehole Drilling
The NUMA100 DTH Hammer Bit represents the ideal cutting solution for creating large-diameter holes in challenging geological formations, combining precision engineering with robust construction for maximum drilling efficiency.
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NUMA100 Large Size Excellent Straightness DTH Hammer Bit with Carbide Inserts for Mining Borehole Drilling

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Product Detail
Brand Name :
MIROC
Model Number :
Cop, DHD, Mission, Ql, SD, CIR, BR
Certification :
ISO
Place of Origin :
CHINA
MOQ :
1
Supply Ability :
3000
Contact Supplier
NUMA100 Large Size Excellent Straightness DTH Hammer Bit with Carbide Inserts for Mining Borehole Drilling
NUMA100 Large Size Excellent Straightness DTH Hammer Bit with Carbide Inserts for Mining Borehole Drilling
NUMA100 Large Size Excellent Straightness DTH Hammer Bit with Carbide Inserts for Mining Borehole Drilling

KSQ Technologies (Beijing) Co. Ltd

Verified Supplier
13 Years
beijing, beijing
Since 2009
Business Type :
Manufacturer, Exporter
Main Products :
Rock Drilling Tools, DTH Drilling Tools, Button Drill Bit
Total Annual :
3000000-5000000
Employee Number :
50~100
Certification Level :
Verified Supplier
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