BLAST HOLE DRILL BIT (USED)
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In the mining industry, a blast hole is a hole drilled in a rock face which is packed with explosives for detonation.
This is a discarded drill bit from an old collection of mining memorabilia.
In the mining industry, a blast hole is a hole drilled in a rock face which is packed with explosives for detonation.
This is a discarded drill bit from an old collection of mining memorabilia.
Size: 8 x 3.2 centimetres diameter
Weight: 314 grams
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