The stanley sta 0 65 438 fat max screwdriver 7 piece set includes2 x parallel 35 x 75mm and 55 x 125mm1 x flared 65 x 150mm2 x pozidriv pz1 x 100mm and pz2 x 125mm2 x phillips ph1 x 100mm and ph2 x 125mm the stanley fat max screwdriver sets have a chrome vanadium steel bar which allows high torque and reduces the risk of tip breakage the handles are moulded directly to the shaft for a virtually unbreakable bond giving long life and durability the screwdrivers have a pinched waist design whic