Ck triton screwdriver sets ck tools t4741esd tri lobe handles for comfort and effective delivery of torque electro statically dissipative to protect sensitive electronic components blades manufactured from premium quality chrome vanadiummolybdenum steel for strength tips accurately machined for the ultimate screw fit set contains slotted 3x75 3x100 5x135 pz0x60 pz1x80 pz2x100 ck tools t4741esd triton esd screwdriver pzd set of 6