Dewalt dt71517 right angle drill attachment dewalt dt71517t qz this right angle torsion drill attachment from dewalt has a compact design that allows it to fit in tight spaces plus a durable impact rated right angle attachment to drive screws and drill holes in tight corners at awkward angles it is ideal for cordless drills and accepts standard 1 4in hex shank accessories torsion bits have a flexible torsion zone that absorbs torque peaks and reduces breakage br br bits inculded br b