Hollow drill: No cleaning of the borehole necessary

As part of a cordless system chain for post-installed rebar connections, Hilti now presents a drill tool that is hollow on the inside and sucks out dust out of the hole during the drilling process. This automatic bore hole cleaning feature makes brushing and blowing superfluous and the new Hilti drill TE-CD/-YD, moreover, has no need for the customary helical form.

Everyone who holds the drill in his hand will immediately see the difference: The Hilti TE-CD/-YD drill no longer features a drill helix. Instead, it is fitted with openings at the solid carbide head that is completely embedded in...

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