Dewalt dt7918 9 ph pz 15 piece drill bit sets dewalt dt7918 qz this set of 15 ph pz drill bits from dewalt comes supplied in a handy case for storing bits and accessories the strong magnets fitted within the lid enable the magbox to be attached to metalwork leaving hands free the compact size means that it can be conveniently carried on a work belt br br the set contains br br 3 x phillips 25mm bits ph1 ph2 ph3 br 2 x torx 25mm bits t20 t25 br 4 x pozi 25mm bits pz1 pz2 x2