- NAVADURGA premium quality Button Bits
- NAVADURGA Button Bits range covers hole diameter 3 and upwards upto 24
- NAVADURGA DTH Button Bits are available for all major DTH Rock Hammer Brands
- DHD-3.5, Cop-34 M-30, A34-15
- Panther, DHD-14, DH4, DHD-4, DHD-34OA, Cop-42, Cop-44, Mission SD-4, QL-4, Secoroc-4, Numa-4
- DHD-16, DHD-160, DHD-360, QL-60, Mission Mega, SD-6, Cop-62, Cop-64, Secoroc-6, Numa-6
- SD-8, DHD-380, COP-84, SECOROC-8, NUMA-8
- SD-10, NUMA-100,
- SD-12, NUMA-120
- NAVADURGA 30 for drilling 3 1/2 to 4 in hard rock and 5 to 6 in over burden drilling
- NAVADURGA 40 for drilling 4 1/2 to 5 in hard rock and 6 to 7 in over burden drilling
- NAVADURGA 60/65 for drilling 6 to 6 1/2 in hard rock and 8 to 9 in over burden drilling
- NAVADURGA 80 for drilling 8 to 8 1/2 in hard rock and 10 to 12 in over burden drilling
- NAVADURGA 100 for drilling 10 to 10 1/2 in hard rock and 12 to 14 in over burden drilling
- NAVADURGA 120 for drilling 12 to 12 1/2 in hard rock and 13 to 17 1/2 in over burden drilling
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