Type of Boring 1. Machine percussion drilling 2. Manual percussion drilling 1. Machine percussion Boring: In machine percussion drilling there is no limitation of depth. If the boundary has been done before boring we need space to fit machines approx 0.7m to 1m. Avoid building boundaries before to save space. 2. Manual percussion Boring: In manual percussion boring there is limitation of depth. North East Corner is auspicious for Boring.
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