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Specially designed to drill through hollow bricks and hollow blocks without damaging wall. Allows to make quality holes that make the anchors more reliable.
Description
– Semi positive tip.
– Tip angle 130°.
– Micro percussion system.
– Long pitch.
– Impact reducer.
Benefits
– Hollow block wall is not dammaged.
– Perfectly round and calibrated hole.
– Increases the strength of the anchors.
– Drill bit stay in the drilling axis.
– Drilling through insulations.
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