The black decker a7193 accessory set is perfect for all general household requirements supplied in an easy to use storage case where you are able to access all the bits easily contains 6 x masonry bits 4 5 6 7 8 10mm 9 x metal bits 15 2 25 3 35 4 45 5 6mm 5 x wood bits 3 4 5 6 8mm 3 x 25mm phillips bits ph1 ph2 ph3 3 x 25mm pozi bits pz1 pz2 pz3 3 x 25mm slotted bits sl4 sl6 sl8 5 x 25mm torx bits t15 t20 t25 t30 t40 3 x 25mm hex bits hx3 hx4 hx5 6 x socket heads 6 7 8 10 11